Average annual temperature is 11.2 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -13.4 °C
Number of sunny days: 107 days
Number of rainy days: 215 days
Number of snow days: 43 days
Look at detailed online map of Karasuzawa
* Weather data for Karasuzawa 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) | 11.7 | 11.1 | 20.7 | 22.2 | 27.6 | 29.6 | 33.0 | 35.0 | 32.1 | 23.4 | 22.6 | 14.0 |
| Average daytime temperature (°C) | 0.8 | 1.1 | 10.9 | 14.7 | 18.6 | 23.3 | 27.7 | 31.0 | 25.5 | 17.9 | 11.5 | 3.7 |
| Average temperature (°C) | -2.8 | -2.6 | 5.2 | 9.6 | 13.5 | 18.9 | 23.6 | 26.5 | 21.4 | 13.1 | 7.5 | -0.1 |
| Average night temperature (°C) | -5.7 | -6.0 | 1.0 | 5.7 | 9.6 | 15.7 | 20.5 | 23.5 | 18.5 | 9.8 | 4.4 | -3.2 |
| Absolute minimum temperature (°C) | -13.4 | -12.7 | -4.7 | -1.9 | 2.1 | 10.7 | 15.6 | 20.9 | 11.2 | 4.2 | -5.7 | -10.6 |
| 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) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 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) | 6.4 | 7.0 | 8.7 | 9.1 | 9.0 | 8.3 | 9.7 | 10.5 | 7.4 | 8.6 | 6.0 | 5.8 |
| Precipitation (mm) | 55 | 58 | 71 | 90 | 117 | 137 | 180 | 148 | 154 | 90 | 85 | 84 |
| Sunny days | 8 | 5 | 20 | 13 | 9 | 9 | 4 | 7 | 4 | 10 | 9 | 9 |
| Rainy days | 8 | 8 | 10 | 17 | 22 | 21 | 27 | 24 | 26 | 21 | 19 | 12 |
| Snow days | 15 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 10 |
The best time to visit Karasuzawa during the most sunny months:
The largest precipitation sum in Karasuzawa is at