Prairial (French pronunciation: [pʁɛʁjal]) was the ninth month in the French Republican calendar. This month was named after the French word prairie 'meadow'. It was the name given to several ships.
Prairial was the third month of the spring quarter (mois de printemps). It started May 20 or May 21. It ended June 18 or June 19. It follows Floréal and precedes Messidor.
| Year: 3 | Month: Prairial | Year: III | 
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Wednesday 20  May 1795
 |  
| 2 | Thursday 21  May 1795
 |  
| 3 | Friday 22  May 1795
 |  
| 4 | Saturday 23  May 1795
 |  
| 5 | Sunday 24  May 1795
 |  
| 6 | Monday 25  May 1795
 |  
| 7 | Tuesday 26  May 1795
 |  
| 8 | Wednesday 27  May 1795
 |  
| 9 | Thursday 28  May 1795
 |  
| 10 | Friday 29  May 1795
 |  | 
| décade 26 |  
| 11 | Saturday 30  May 1795
 |  
| 12 | Sunday 31  May 1795
 |  
| 13 | Monday 1  June 1795
 |  
| 14 | Tuesday 2  June 1795
 |  
| 15 | Wednesday 3  June 1795
 |  
| 16 | Thursday 4  June 1795
 |  
| 17 | Friday 5  June 1795
 |  
| 18 | Saturday 6  June 1795
 |  
| 19 | Sunday 7  June 1795
 |  
| 20 | Monday 8  June 1795
 |  | 
| décade 27 |  
| 21 | Tuesday 9  June 1795
 |  
| 22 | Wednesday 10  June 1795
 |  
| 23 | Thursday 11  June 1795
 |  
| 24 | Friday 12  June 1795
 |  
| 25 | Saturday 13  June 1795
 |  
| 26 | Sunday 14  June 1795
 |  
| 27 | Monday 15  June 1795
 |  
| 28 | Tuesday 16  June 1795
 |  
| 29 | Wednesday 17  June 1795
 |  
| 30 | Thursday 18  June 1795
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7h44m75s |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  | 
| Conversion between Republican and Gregorian calendar for the years I - XIV | 
|---|
| 
| Year: 1 | Month: Prairial | Year: I |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Monday 20  May 1793
 |  
| 2 | Tuesday 21  May 1793
 |  
| 3 | Wednesday 22  May 1793
 |  
| 4 | Thursday 23  May 1793
 |  
| 5 | Friday 24  May 1793
 |  
| 6 | Saturday 25  May 1793
 |  
| 7 | Sunday 26  May 1793
 |  
| 8 | Monday 27  May 1793
 |  
| 9 | Tuesday 28  May 1793
 |  
| 10 | Wednesday 29  May 1793
 |  | 
| décade 26 |  
| 11 | Thursday 30  May 1793
 |  
| 12 | Friday 31  May 1793
 |  
| 13 | Saturday 1  June 1793
 |  
| 14 | Sunday 2  June 1793
 |  
| 15 | Monday 3  June 1793
 |  
| 16 | Tuesday 4  June 1793
 |  
| 17 | Wednesday 5  June 1793
 |  
| 18 | Thursday 6  June 1793
 |  
| 19 | Friday 7  June 1793
 |  
| 20 | Saturday 8  June 1793
 |  | 
| décade 27 |  
| 21 | Sunday 9  June 1793
 |  
| 22 | Monday 10  June 1793
 |  
| 23 | Tuesday 11  June 1793
 |  
| 24 | Wednesday 12  June 1793
 |  
| 25 | Thursday 13  June 1793
 |  
| 26 | Friday 14  June 1793
 |  
| 27 | Saturday 15  June 1793
 |  
| 28 | Sunday 16  June 1793
 |  
| 29 | Monday 17  June 1793
 |  
| 30 | Tuesday 18  June 1793
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 2 | Month: Prairial | Year: II |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Tuesday 20  May 1794
 |  
| 2 | Wednesday 21  May 1794
 |  
| 3 | Thursday 22  May 1794
 |  
| 4 | Friday 23  May 1794
 |  
| 5 | Saturday 24  May 1794
 |  
| 6 | Sunday 25  May 1794
 |  
| 7 | Monday 26  May 1794
 |  
| 8 | Tuesday 27  May 1794
 |  
| 9 | Wednesday 28  May 1794
 |  
| 10 | Thursday 29  May 1794
 |  | 
| décade 26 |  
| 11 | Friday 30  May 1794
 |  
| 12 | Saturday 31  May 1794
 |  
| 13 | Sunday 1  June 1794
 |  
| 14 | Monday 2  June 1794
 |  
| 15 | Tuesday 3  June 1794
 |  
| 16 | Wednesday 4  June 1794
 |  
| 17 | Thursday 5  June 1794
 |  
| 18 | Friday 6  June 1794
 |  
| 19 | Saturday 7  June 1794
 |  
| 20 | Sunday 8  June 1794
 |  | 
| décade 27 |  
| 21 | Monday 9  June 1794
 |  
| 22 | Tuesday 10  June 1794
 |  
| 23 | Wednesday 11  June 1794
 |  
| 24 | Thursday 12  June 1794
 |  
| 25 | Friday 13  June 1794
 |  
| 26 | Saturday 14  June 1794
 |  
| 27 | Sunday 15  June 1794
 |  
| 28 | Monday 16  June 1794
 |  
| 29 | Tuesday 17  June 1794
 |  
| 30 | Wednesday 18  June 1794
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 3 | Month: Prairial | Year: III |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Wednesday 20  May 1795
 |  
| 2 | Thursday 21  May 1795
 |  
| 3 | Friday 22  May 1795
 |  
| 4 | Saturday 23  May 1795
 |  
| 5 | Sunday 24  May 1795
 |  
| 6 | Monday 25  May 1795
 |  
| 7 | Tuesday 26  May 1795
 |  
| 8 | Wednesday 27  May 1795
 |  
| 9 | Thursday 28  May 1795
 |  
| 10 | Friday 29  May 1795
 |  | 
| décade 26 |  
| 11 | Saturday 30  May 1795
 |  
| 12 | Sunday 31  May 1795
 |  
| 13 | Monday 1  June 1795
 |  
| 14 | Tuesday 2  June 1795
 |  
| 15 | Wednesday 3  June 1795
 |  
| 16 | Thursday 4  June 1795
 |  
| 17 | Friday 5  June 1795
 |  
| 18 | Saturday 6  June 1795
 |  
| 19 | Sunday 7  June 1795
 |  
| 20 | Monday 8  June 1795
 |  | 
| décade 27 |  
| 21 | Tuesday 9  June 1795
 |  
| 22 | Wednesday 10  June 1795
 |  
| 23 | Thursday 11  June 1795
 |  
| 24 | Friday 12  June 1795
 |  
| 25 | Saturday 13  June 1795
 |  
| 26 | Sunday 14  June 1795
 |  
| 27 | Monday 15  June 1795
 |  
| 28 | Tuesday 16  June 1795
 |  
| 29 | Wednesday 17  June 1795
 |  
| 30 | Thursday 18  June 1795
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 4 | Month: Prairial | Year: IV |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Friday 20  May 1796
 |  
| 2 | Saturday 21  May 1796
 |  
| 3 | Sunday 22  May 1796
 |  
| 4 | Monday 23  May 1796
 |  
| 5 | Tuesday 24  May 1796
 |  
| 6 | Wednesday 25  May 1796
 |  
| 7 | Thursday 26  May 1796
 |  
| 8 | Friday 27  May 1796
 |  
| 9 | Saturday 28  May 1796
 |  
| 10 | Sunday 29  May 1796
 |  | 
| décade 26 |  
| 11 | Monday 30  May 1796
 |  
| 12 | Tuesday 31  May 1796
 |  
| 13 | Wednesday 1  June 1796
 |  
| 14 | Thursday 2  June 1796
 |  
| 15 | Friday 3  June 1796
 |  
| 16 | Saturday 4  June 1796
 |  
| 17 | Sunday 5  June 1796
 |  
| 18 | Monday 6  June 1796
 |  
| 19 | Tuesday 7  June 1796
 |  
| 20 | Wednesday 8  June 1796
 |  | 
| décade 27 |  
| 21 | Thursday 9  June 1796
 |  
| 22 | Friday 10  June 1796
 |  
| 23 | Saturday 11  June 1796
 |  
| 24 | Sunday 12  June 1796
 |  
| 25 | Monday 13  June 1796
 |  
| 26 | Tuesday 14  June 1796
 |  
| 27 | Wednesday 15  June 1796
 |  
| 28 | Thursday 16  June 1796
 |  
| 29 | Friday 17  June 1796
 |  
| 30 | Saturday 18  June 1796
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 5 | Month: Prairial | Year: V |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Saturday 20  May 1797
 |  
| 2 | Sunday 21  May 1797
 |  
| 3 | Monday 22  May 1797
 |  
| 4 | Tuesday 23  May 1797
 |  
| 5 | Wednesday 24  May 1797
 |  
| 6 | Thursday 25  May 1797
 |  
| 7 | Friday 26  May 1797
 |  
| 8 | Saturday 27  May 1797
 |  
| 9 | Sunday 28  May 1797
 |  
| 10 | Monday 29  May 1797
 |  | 
| décade 26 |  
| 11 | Tuesday 30  May 1797
 |  
| 12 | Wednesday 31  May 1797
 |  
| 13 | Thursday 1  June 1797
 |  
| 14 | Friday 2  June 1797
 |  
| 15 | Saturday 3  June 1797
 |  
| 16 | Sunday 4  June 1797
 |  
| 17 | Monday 5  June 1797
 |  
| 18 | Tuesday 6  June 1797
 |  
| 19 | Wednesday 7  June 1797
 |  
| 20 | Thursday 8  June 1797
 |  | 
| décade 27 |  
| 21 | Friday 9  June 1797
 |  
| 22 | Saturday 10  June 1797
 |  
| 23 | Sunday 11  June 1797
 |  
| 24 | Monday 12  June 1797
 |  
| 25 | Tuesday 13  June 1797
 |  
| 26 | Wednesday 14  June 1797
 |  
| 27 | Thursday 15  June 1797
 |  
| 28 | Friday 16  June 1797
 |  
| 29 | Saturday 17  June 1797
 |  
| 30 | Sunday 18  June 1797
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 6 | Month: Prairial | Year: VI |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Sunday 20  May 1798
 |  
| 2 | Monday 21  May 1798
 |  
| 3 | Tuesday 22  May 1798
 |  
| 4 | Wednesday 23  May 1798
 |  
| 5 | Thursday 24  May 1798
 |  
| 6 | Friday 25  May 1798
 |  
| 7 | Saturday 26  May 1798
 |  
| 8 | Sunday 27  May 1798
 |  
| 9 | Monday 28  May 1798
 |  
| 10 | Tuesday 29  May 1798
 |  | 
| décade 26 |  
| 11 | Wednesday 30  May 1798
 |  
| 12 | Thursday 31  May 1798
 |  
| 13 | Friday 1  June 1798
 |  
| 14 | Saturday 2  June 1798
 |  
| 15 | Sunday 3  June 1798
 |  
| 16 | Monday 4  June 1798
 |  
| 17 | Tuesday 5  June 1798
 |  
| 18 | Wednesday 6  June 1798
 |  
| 19 | Thursday 7  June 1798
 |  
| 20 | Friday 8  June 1798
 |  | 
| décade 27 |  
| 21 | Saturday 9  June 1798
 |  
| 22 | Sunday 10  June 1798
 |  
| 23 | Monday 11  June 1798
 |  
| 24 | Tuesday 12  June 1798
 |  
| 25 | Wednesday 13  June 1798
 |  
| 26 | Thursday 14  June 1798
 |  
| 27 | Friday 15  June 1798
 |  
| 28 | Saturday 16  June 1798
 |  
| 29 | Sunday 17  June 1798
 |  
| 30 | Monday 18  June 1798
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 7 | Month: Prairial | Year: VII |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Monday 20  May 1799
 |  
| 2 | Tuesday 21  May 1799
 |  
| 3 | Wednesday 22  May 1799
 |  
| 4 | Thursday 23  May 1799
 |  
| 5 | Friday 24  May 1799
 |  
| 6 | Saturday 25  May 1799
 |  
| 7 | Sunday 26  May 1799
 |  
| 8 | Monday 27  May 1799
 |  
| 9 | Tuesday 28  May 1799
 |  
| 10 | Wednesday 29  May 1799
 |  | 
| décade 26 |  
| 11 | Thursday 30  May 1799
 |  
| 12 | Friday 31  May 1799
 |  
| 13 | Saturday 1  June 1799
 |  
| 14 | Sunday 2  June 1799
 |  
| 15 | Monday 3  June 1799
 |  
| 16 | Tuesday 4  June 1799
 |  
| 17 | Wednesday 5  June 1799
 |  
| 18 | Thursday 6  June 1799
 |  
| 19 | Friday 7  June 1799
 |  
| 20 | Saturday 8  June 1799
 |  | 
| décade 27 |  
| 21 | Sunday 9  June 1799
 |  
| 22 | Monday 10  June 1799
 |  
| 23 | Tuesday 11  June 1799
 |  
| 24 | Wednesday 12  June 1799
 |  
| 25 | Thursday 13  June 1799
 |  
| 26 | Friday 14  June 1799
 |  
| 27 | Saturday 15  June 1799
 |  
| 28 | Sunday 16  June 1799
 |  
| 29 | Monday 17  June 1799
 |  
| 30 | Tuesday 18  June 1799
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 8 | Month: Prairial | Year: VIII |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Wednesday 21  May 1800
 |  
| 2 | Thursday 22  May 1800
 |  
| 3 | Friday 23  May 1800
 |  
| 4 | Saturday 24  May 1800
 |  
| 5 | Sunday 25  May 1800
 |  
| 6 | Monday 26  May 1800
 |  
| 7 | Tuesday 27  May 1800
 |  
| 8 | Wednesday 28  May 1800
 |  
| 9 | Thursday 29  May 1800
 |  
| 10 | Friday 30  May 1800
 |  | 
| décade 26 |  
| 11 | Saturday 31  May 1800
 |  
| 12 | Sunday 1  June 1800
 |  
| 13 | Monday 2  June 1800
 |  
| 14 | Tuesday 3  June 1800
 |  
| 15 | Wednesday 4  June 1800
 |  
| 16 | Thursday 5  June 1800
 |  
| 17 | Friday 6  June 1800
 |  
| 18 | Saturday 7  June 1800
 |  
| 19 | Sunday 8  June 1800
 |  
| 20 | Monday 9  June 1800
 |  | 
| décade 27 |  
| 21 | Tuesday 10  June 1800
 |  
| 22 | Wednesday 11  June 1800
 |  
| 23 | Thursday 12  June 1800
 |  
| 24 | Friday 13  June 1800
 |  
| 25 | Saturday 14  June 1800
 |  
| 26 | Sunday 15  June 1800
 |  
| 27 | Monday 16  June 1800
 |  
| 28 | Tuesday 17  June 1800
 |  
| 29 | Wednesday 18  June 1800
 |  
| 30 | Thursday 19  June 1800
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 9 | Month: Prairial | Year: IX |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Thursday 21  May 1801
 |  
| 2 | Friday 22  May 1801
 |  
| 3 | Saturday 23  May 1801
 |  
| 4 | Sunday 24  May 1801
 |  
| 5 | Monday 25  May 1801
 |  
| 6 | Tuesday 26  May 1801
 |  
| 7 | Wednesday 27  May 1801
 |  
| 8 | Thursday 28  May 1801
 |  
| 9 | Friday 29  May 1801
 |  
| 10 | Saturday 30  May 1801
 |  | 
| décade 26 |  
| 11 | Sunday 31  May 1801
 |  
| 12 | Monday 1  June 1801
 |  
| 13 | Tuesday 2  June 1801
 |  
| 14 | Wednesday 3  June 1801
 |  
| 15 | Thursday 4  June 1801
 |  
| 16 | Friday 5  June 1801
 |  
| 17 | Saturday 6  June 1801
 |  
| 18 | Sunday 7  June 1801
 |  
| 19 | Monday 8  June 1801
 |  
| 20 | Tuesday 9  June 1801
 |  | 
| décade 27 |  
| 21 | Wednesday 10  June 1801
 |  
| 22 | Thursday 11  June 1801
 |  
| 23 | Friday 12  June 1801
 |  
| 24 | Saturday 13  June 1801
 |  
| 25 | Sunday 14  June 1801
 |  
| 26 | Monday 15  June 1801
 |  
| 27 | Tuesday 16  June 1801
 |  
| 28 | Wednesday 17  June 1801
 |  
| 29 | Thursday 18  June 1801
 |  
| 30 | Friday 19  June 1801
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 10 | Month: Prairial | Year: X |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Friday 21  May 1802
 |  
| 2 | Saturday 22  May 1802
 |  
| 3 | Sunday 23  May 1802
 |  
| 4 | Monday 24  May 1802
 |  
| 5 | Tuesday 25  May 1802
 |  
| 6 | Wednesday 26  May 1802
 |  
| 7 | Thursday 27  May 1802
 |  
| 8 | Friday 28  May 1802
 |  
| 9 | Saturday 29  May 1802
 |  
| 10 | Sunday 30  May 1802
 |  | 
| décade 26 |  
| 11 | Monday 31  May 1802
 |  
| 12 | Tuesday 1  June 1802
 |  
| 13 | Wednesday 2  June 1802
 |  
| 14 | Thursday 3  June 1802
 |  
| 15 | Friday 4  June 1802
 |  
| 16 | Saturday 5  June 1802
 |  
| 17 | Sunday 6  June 1802
 |  
| 18 | Monday 7  June 1802
 |  
| 19 | Tuesday 8  June 1802
 |  
| 20 | Wednesday 9  June 1802
 |  | 
| décade 27 |  
| 21 | Thursday 10  June 1802
 |  
| 22 | Friday 11  June 1802
 |  
| 23 | Saturday 12  June 1802
 |  
| 24 | Sunday 13  June 1802
 |  
| 25 | Monday 14  June 1802
 |  
| 26 | Tuesday 15  June 1802
 |  
| 27 | Wednesday 16  June 1802
 |  
| 28 | Thursday 17  June 1802
 |  
| 29 | Friday 18  June 1802
 |  
| 30 | Saturday 19  June 1802
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 11 | Month: Prairial | Year: XI |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Saturday 21  May 1803
 |  
| 2 | Sunday 22  May 1803
 |  
| 3 | Monday 23  May 1803
 |  
| 4 | Tuesday 24  May 1803
 |  
| 5 | Wednesday 25  May 1803
 |  
| 6 | Thursday 26  May 1803
 |  
| 7 | Friday 27  May 1803
 |  
| 8 | Saturday 28  May 1803
 |  
| 9 | Sunday 29  May 1803
 |  
| 10 | Monday 30  May 1803
 |  | 
| décade 26 |  
| 11 | Tuesday 31  May 1803
 |  
| 12 | Wednesday 1  June 1803
 |  
| 13 | Thursday 2  June 1803
 |  
| 14 | Friday 3  June 1803
 |  
| 15 | Saturday 4  June 1803
 |  
| 16 | Sunday 5  June 1803
 |  
| 17 | Monday 6  June 1803
 |  
| 18 | Tuesday 7  June 1803
 |  
| 19 | Wednesday 8  June 1803
 |  
| 20 | Thursday 9  June 1803
 |  | 
| décade 27 |  
| 21 | Friday 10  June 1803
 |  
| 22 | Saturday 11  June 1803
 |  
| 23 | Sunday 12  June 1803
 |  
| 24 | Monday 13  June 1803
 |  
| 25 | Tuesday 14  June 1803
 |  
| 26 | Wednesday 15  June 1803
 |  
| 27 | Thursday 16  June 1803
 |  
| 28 | Friday 17  June 1803
 |  
| 29 | Saturday 18  June 1803
 |  
| 30 | Sunday 19  June 1803
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 12 | Month: Prairial | Year: XII |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Monday 21  May 1804
 |  
| 2 | Tuesday 22  May 1804
 |  
| 3 | Wednesday 23  May 1804
 |  
| 4 | Thursday 24  May 1804
 |  
| 5 | Friday 25  May 1804
 |  
| 6 | Saturday 26  May 1804
 |  
| 7 | Sunday 27  May 1804
 |  
| 8 | Monday 28  May 1804
 |  
| 9 | Tuesday 29  May 1804
 |  
| 10 | Wednesday 30  May 1804
 |  | 
| décade 26 |  
| 11 | Thursday 31  May 1804
 |  
| 12 | Friday 1  June 1804
 |  
| 13 | Saturday 2  June 1804
 |  
| 14 | Sunday 3  June 1804
 |  
| 15 | Monday 4  June 1804
 |  
| 16 | Tuesday 5  June 1804
 |  
| 17 | Wednesday 6  June 1804
 |  
| 18 | Thursday 7  June 1804
 |  
| 19 | Friday 8  June 1804
 |  
| 20 | Saturday 9  June 1804
 |  | 
| décade 27 |  
| 21 | Sunday 10  June 1804
 |  
| 22 | Monday 11  June 1804
 |  
| 23 | Tuesday 12  June 1804
 |  
| 24 | Wednesday 13  June 1804
 |  
| 25 | Thursday 14  June 1804
 |  
| 26 | Friday 15  June 1804
 |  
| 27 | Saturday 16  June 1804
 |  
| 28 | Sunday 17  June 1804
 |  
| 29 | Monday 18  June 1804
 |  
| 30 | Tuesday 19  June 1804
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 13 | Month: Prairial | Year: XIII |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Tuesday 21  May 1805
 |  
| 2 | Wednesday 22  May 1805
 |  
| 3 | Thursday 23  May 1805
 |  
| 4 | Friday 24  May 1805
 |  
| 5 | Saturday 25  May 1805
 |  
| 6 | Sunday 26  May 1805
 |  
| 7 | Monday 27  May 1805
 |  
| 8 | Tuesday 28  May 1805
 |  
| 9 | Wednesday 29  May 1805
 |  
| 10 | Thursday 30  May 1805
 |  | 
| décade 26 |  
| 11 | Friday 31  May 1805
 |  
| 12 | Saturday 1  June 1805
 |  
| 13 | Sunday 2  June 1805
 |  
| 14 | Monday 3  June 1805
 |  
| 15 | Tuesday 4  June 1805
 |  
| 16 | Wednesday 5  June 1805
 |  
| 17 | Thursday 6  June 1805
 |  
| 18 | Friday 7  June 1805
 |  
| 19 | Saturday 8  June 1805
 |  
| 20 | Sunday 9  June 1805
 |  | 
| décade 27 |  
| 21 | Monday 10  June 1805
 |  
| 22 | Tuesday 11  June 1805
 |  
| 23 | Wednesday 12  June 1805
 |  
| 24 | Thursday 13  June 1805
 |  
| 25 | Friday 14  June 1805
 |  
| 26 | Saturday 15  June 1805
 |  
| 27 | Sunday 16  June 1805
 |  
| 28 | Monday 17  June 1805
 |  
| 29 | Tuesday 18  June 1805
 |  
| 30 | Wednesday 19  June 1805
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  
| Year: 14 | Month: Prairial | Year: XIV |  
| 
| Day of the 10-day week (décade)
 |  
| Primidi |   
| Duodi |  
| Tridi |  
| Quartidi |  
| Quintidi |  
| Sextidi |  
| Septidi |  
| Octidi |  
| Nonidi |  
| Décadi |  | 
| décade 25 |  
| 1 | Wednesday 21  May 1806
 |  
| 2 | Thursday 22  May 1806
 |  
| 3 | Friday 23  May 1806
 |  
| 4 | Saturday 24  May 1806
 |  
| 5 | Sunday 25  May 1806
 |  
| 6 | Monday 26  May 1806
 |  
| 7 | Tuesday 27  May 1806
 |  
| 8 | Wednesday 28  May 1806
 |  
| 9 | Thursday 29  May 1806
 |  
| 10 | Friday 30  May 1806
 |  | 
| décade 26 |  
| 11 | Saturday 31  May 1806
 |  
| 12 | Sunday 1  June 1806
 |  
| 13 | Monday 2  June 1806
 |  
| 14 | Tuesday 3  June 1806
 |  
| 15 | Wednesday 4  June 1806
 |  
| 16 | Thursday 5  June 1806
 |  
| 17 | Friday 6  June 1806
 |  
| 18 | Saturday 7  June 1806
 |  
| 19 | Sunday 8  June 1806
 |  
| 20 | Monday 9  June 1806
 |  | 
| décade 27 |  
| 21 | Tuesday 10  June 1806
 |  
| 22 | Wednesday 11  June 1806
 |  
| 23 | Thursday 12  June 1806
 |  
| 24 | Friday 13  June 1806
 |  
| 25 | Saturday 14  June 1806
 |  
| 26 | Sunday 15  June 1806
 |  
| 27 | Monday 16  June 1806
 |  
| 28 | Tuesday 17  June 1806
 |  
| 29 | Wednesday 18  June 1806
 |  
| 30 | Thursday 19  June 1806
 |  | 
| Decimal time – 10 h/day |  
| Paris |  
| 7:38:26 |  
|  |  
| 17:43:06 |  
| Time of day - 24 h/day |  
| Greenwich |  |  |