2024 Japan heatwaves
| Type | Heat wave caused by stationary high-pressure area |
|---|---|
| Areas | Shizuoka Prefecture, Osaka Prefecture, Nara Prefecture, Tochigi Prefecture, Fukuoka Prefecture, Hokkaido Prefecture |
| Start date | April 2024 |
| End date | October 2024 |
| Peak temp. | 41 °C (106 °F), recorded at Sano, Tochigi Prefecture on 29 July |
| Losses | |
| Deaths | 123+ |
| Hospitalizations | 37,000+ |
In 2024, Japan experienced excessive heat beginning in April, which led to at least 59 heat-related deaths and at least 62 temperature observation posts across Japan breaking temperature records in July. According to the Japan Meteorological Agency (JMA), the average temperatures reached during the heat waves represented the hottest for Japan in April and July since its record-keeping began in 1898.