Average annual temperature is 15.0 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -12.3 °C
Number of sunny days: 140 days
Number of rainy days: 219 days
Number of snow days: 6 days
Look at detailed online map of Nishiwaki Shi
* Weather data for Nishiwaki Shi 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) | 15.5 | 14.8 | 22.8 | 24.0 | 27.2 | 30.3 | 34.6 | 35.8 | 33.4 | 26.8 | 25.2 | 18.6 |
| Average daytime temperature (°C) | 7.8 | 8.6 | 15.4 | 17.8 | 21.9 | 25.5 | 30.5 | 32.5 | 29.5 | 21.3 | 16.1 | 10.9 |
| Average temperature (°C) | 2.9 | 4.2 | 9.8 | 12.7 | 16.9 | 21.0 | 25.8 | 27.4 | 24.8 | 16.2 | 11.3 | 6.3 |
| Average night temperature (°C) | -1.0 | 0.7 | 5.2 | 8.5 | 12.9 | 17.5 | 22.3 | 23.9 | 21.5 | 12.3 | 7.6 | 2.7 |
| Absolute minimum temperature (°C) | -12.3 | -2.8 | -2.1 | 1.6 | 6.8 | 12.6 | 19.6 | 22.2 | 17.4 | 7.0 | 0.2 | -3.6 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.5 | 6.5 | 8.3 | 7.5 | 8.9 | 7.0 | 9.3 | 10.1 | 9.4 | 8.9 | 7.5 | 6.8 |
| Precipitation (mm) | 48 | 38 | 100 | 221 | 250 | 265 | 102 | 216 | 98 | 55 | 114 | 46 |
| Sunny days | 9 | 8 | 17 | 15 | 17 | 8 | 7 | 2 | 10 | 14 | 15 | 18 |
| Rainy days | 19 | 17 | 14 | 15 | 14 | 22 | 24 | 29 | 20 | 17 | 15 | 13 |
| Snow days | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nishiwaki Shi is at