Average annual temperature is 14.9 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -6.1 °C
Number of sunny days: 141 days
Number of rainy days: 216 days
Number of snow days: 8 days
Look at detailed online map of Nishizawa
* Weather data for Nishizawa 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) | 11.9 | 15.3 | 21.7 | 26.7 | 30.8 | 29.6 | 37.2 | 35.4 | 33.4 | 25.7 | 24.2 | 18.5 |
| Average daytime temperature (°C) | 7.4 | 9.1 | 16.0 | 19.6 | 22.5 | 25.7 | 31.5 | 32.1 | 28.7 | 21.0 | 16.3 | 11.1 |
| Average temperature (°C) | 2.2 | 3.8 | 10.3 | 13.4 | 16.8 | 21.3 | 26.3 | 27.0 | 24.4 | 15.7 | 11.0 | 5.6 |
| Average night temperature (°C) | -1.7 | -0.6 | 5.4 | 8.0 | 12.1 | 17.7 | 22.0 | 23.5 | 21.3 | 11.1 | 7.0 | 1.5 |
| Absolute minimum temperature (°C) | -6.1 | -4.9 | -1.3 | 1.8 | 4.7 | 11.0 | 19.4 | 21.9 | 14.4 | 6.6 | -0.4 | -4.3 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 7.5 | 8.2 | 8.1 | 9.0 | 9.4 | 7.6 | 10.1 | 10.2 | 8.3 | 8.4 | 7.6 | 7.6 |
| Precipitation (mm) | 14 | 33 | 99 | 103 | 216 | 298 | 114 | 200 | 233 | 120 | 85 | 26 |
| Sunny days | 18 | 16 | 16 | 14 | 9 | 5 | 7 | 3 | 2 | 12 | 18 | 21 |
| Rainy days | 7 | 10 | 15 | 16 | 22 | 25 | 24 | 28 | 28 | 19 | 12 | 10 |
| Snow days | 6 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nishizawa is at