Weather atlas / The seasons
Climate in Hiroshima
Hiroshima experiences four distinct seasons with warm, humid summers and cooler, wetter winters. Temperatures range from a mild 10 degrees Celsius in winter to a hot 30 degrees Celsius in summer. Be prepared for high humidity and frequent rainfall throughout the year.
Temperature in °C · Rainfall in mm · Monthly climate averages
Temperature
Precipitation
Monthly Averages
Monthly detail · Scroll the table to see all measurements →
| Month | High °C | Avg °C | Low °C | Rain | Days | Sun (h) | Comfort |
|---|---|---|---|---|---|---|---|
| May | 21° | 19° | 19° | 0mm | 1 |
All-time Records
Record High21.8°CMay
Record Low18.5°CMay
Driest Month0mmMay
Sunniest MonthhMay