Average annual temperature is 13.6 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -8.5 °C
Number of sunny days: 127 days
Number of rainy days: 224 days
Number of snow days: 14 days
Look at detailed online map of Isatomae
* Weather data for Isatomae 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) | 12.8 | 14.2 | 18.4 | 21.1 | 29.4 | 29.3 | 34.4 | 33.8 | 31.5 | 25.9 | 22.8 | 15.8 |
| Average daytime temperature (°C) | 4.5 | 5.7 | 12.4 | 16.4 | 19.1 | 23.2 | 28.6 | 30.2 | 26.6 | 19.9 | 14.4 | 8.4 |
| Average temperature (°C) | 1.2 | 1.7 | 7.7 | 11.5 | 14.7 | 19.7 | 24.7 | 27.0 | 23.5 | 15.6 | 10.5 | 4.8 |
| Average night temperature (°C) | -1.4 | -1.2 | 3.8 | 7.8 | 11.3 | 17.1 | 21.7 | 24.7 | 21.3 | 12.2 | 7.3 | 2.1 |
| Absolute minimum temperature (°C) | -8.5 | -5.1 | -1.9 | 1.9 | 4.1 | 13.3 | 17.1 | 22.7 | 16.0 | 6.7 | -1.0 | -3.2 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.5 | 7.5 | 8.7 | 9.1 | 8.5 | 8.2 | 10.0 | 11.6 | 7.7 | 8.6 | 7.0 | 6.4 |
| Precipitation (mm) | 17 | 49 | 125 | 95 | 124 | 207 | 131 | 88 | 251 | 84 | 73 | 72 |
| Sunny days | 14 | 11 | 18 | 17 | 10 | 6 | 9 | 3 | 4 | 10 | 11 | 14 |
| Rainy days | 10 | 12 | 13 | 13 | 21 | 24 | 22 | 28 | 26 | 21 | 19 | 15 |
| Snow days | 7 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Isatomae during the most sunny months:
The largest precipitation sum in Isatomae is at