Average annual temperature is 15.2 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -5.8 °C
Number of sunny days: 170 days
Number of rainy days: 192 days
Number of snow days: 3 days
Look at detailed online map of 熱海
* Weather data for 熱海 Japan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.6 | 14.2 | 21.5 | 23.1 | 26.5 | 29.3 | 32.9 | 31.7 | 30.2 | 29.0 | 23.2 | 19.2 |
| Average daytime temperature (°C) | 7.9 | 9.2 | 13.9 | 17.2 | 19.6 | 23.4 | 28.9 | 29.4 | 27.5 | 20.4 | 16.3 | 11.6 |
| Average temperature (°C) | 4.6 | 5.8 | 10.2 | 13.6 | 16.4 | 20.5 | 25.0 | 25.5 | 24.0 | 16.3 | 12.4 | 7.4 |
| Average night temperature (°C) | 1.2 | 2.6 | 6.7 | 10.2 | 13.2 | 17.9 | 21.9 | 22.7 | 21.2 | 12.7 | 9.5 | 3.7 |
| Absolute minimum temperature (°C) | -5.8 | -1.8 | 1.5 | 4.5 | 8.2 | 15.6 | 18.5 | 21.2 | 16.8 | 8.5 | 3.6 | -3.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 6.9 | 7.7 | 8.8 | 8.5 | 7.1 | 9.9 | 10.8 | 9.6 | 8.7 | 7.6 | 7.5 |
| Precipitation (mm) | 46 | 87 | 161 | 183 | 221 | 370 | 53 | 195 | 165 | 153 | 96 | 76 |
| Sunny days | 11 | 14 | 16 | 15 | 13 | 11 | 18 | 9 | 8 | 14 | 20 | 21 |
| Rainy days | 18 | 13 | 15 | 15 | 18 | 19 | 13 | 22 | 22 | 17 | 10 | 10 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit 熱海 during the most sunny months:
The largest precipitation sum in 熱海 is at