Average annual temperature is 12.2 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 86 days
Number of rainy days: 244 days
Number of snow days: 35 days
Look at detailed online map of Nishiotsuka
* Weather data for Nishiotsuka 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) | 7.4 | 13.1 | 20.2 | 24.0 | 30.2 | 27.2 | 33.8 | 37.7 | 34.6 | 23.7 | 23.4 | 14.9 |
| Average daytime temperature (°C) | 2.0 | 3.0 | 12.3 | 16.2 | 19.7 | 23.9 | 28.3 | 33.0 | 27.4 | 18.0 | 12.6 | 6.5 |
| Average temperature (°C) | -1.2 | -0.5 | 5.9 | 10.2 | 14.3 | 19.5 | 23.8 | 27.2 | 22.7 | 13.1 | 8.3 | 2.8 |
| Average night temperature (°C) | -4.0 | -3.9 | 1.1 | 5.5 | 9.5 | 15.9 | 20.0 | 22.7 | 19.6 | 9.5 | 5.2 | 0.1 |
| Absolute minimum temperature (°C) | -10.0 | -9.6 | -4.9 | -1.3 | 1.8 | 10.9 | 15.8 | 20.7 | 12.1 | 5.8 | -1.4 | -4.9 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 4.2 | 5.8 | 8.4 | 8.7 | 8.6 | 8.0 | 9.6 | 11.9 | 8.0 | 8.3 | 6.2 | 4.0 |
| Precipitation (mm) | 106 | 129 | 71 | 91 | 151 | 202 | 145 | 66 | 193 | 89 | 199 | 171 |
| Sunny days | 1 | 3 | 18 | 14 | 12 | 4 | 8 | 4 | 5 | 6 | 8 | 3 |
| Rainy days | 12 | 11 | 13 | 16 | 19 | 26 | 23 | 27 | 25 | 25 | 22 | 25 |
| Snow days | 18 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Nishiotsuka during the most sunny months:
The largest precipitation sum in Nishiotsuka is at