Average annual temperature is 11.8 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -11.5 °C
Number of sunny days: 122 days
Number of rainy days: 200 days
Number of snow days: 43 days
Look at detailed online map of Jōgasawa
* Weather data for Jōgasawa 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) | 10.4 | 9.5 | 17.2 | 20.2 | 26.1 | 28.5 | 32.5 | 35.0 | 31.3 | 22.2 | 21.3 | 13.3 |
| Average daytime temperature (°C) | 0.5 | 1.5 | 9.9 | 13.5 | 17.6 | 21.9 | 27.2 | 30.4 | 25.3 | 17.9 | 11.4 | 3.8 |
| Average temperature (°C) | -2.0 | -0.9 | 5.7 | 9.6 | 13.2 | 18.1 | 23.3 | 26.6 | 22.3 | 14.6 | 8.4 | 1.3 |
| Average night temperature (°C) | -4.7 | -4.1 | 2.4 | 6.7 | 9.9 | 15.5 | 20.5 | 24.0 | 19.9 | 12.0 | 5.7 | -1.4 |
| Absolute minimum temperature (°C) | -11.5 | -10.1 | -2.6 | 1.1 | 4.0 | 12.6 | 14.6 | 20.7 | 15.0 | 5.7 | -3.0 | -8.3 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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 | 6.4 | 9.0 | 9.2 | 9.5 | 8.0 | 10.0 | 9.9 | 7.4 | 8.5 | 6.1 | 5.5 |
| Precipitation (mm) | 60 | 45 | 75 | 109 | 91 | 90 | 91 | 99 | 132 | 98 | 114 | 62 |
| Sunny days | 8 | 4 | 20 | 8 | 14 | 9 | 12 | 9 | 10 | 10 | 11 | 7 |
| Rainy days | 8 | 9 | 10 | 22 | 17 | 21 | 19 | 22 | 20 | 21 | 16 | 15 |
| Snow days | 15 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 9 |
The largest precipitation sum in Jōgasawa is at