2018 Northeast Asia heat wave
| Areas | Japan, North Korea, South Korea, China | 
|---|---|
| Start date | 9 July 2018 | 
| End date | 26 August 2018 | 
| Peak temp. | 41.1 °C (106.0 °F), recorded at Kumagaya, Saitama, Japan on 23 July | 
| Losses | |
| Deaths | 138 (Japan), 42 (S. Korea) | 
| Hospitalizations | ≥70,000 (Japan), 3,440 (S. Korea) | 
Throughout much of July 2018, a record-breaking heat wave affected large areas of Northeast Asia including Japan, North Korea, South Korea and China. Many areas in Japan experienced temperatures in excess of 35 °C (95 °F), and Kumagaya recorded a maximum temperature of 40.8 °C (105.4 °F) on 23 July – the highest ever observed in the country.