Average annual temperature is 8.3 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -20.9 °C
Number of sunny days: 153 days
Number of rainy days: 177 days
Number of snow days: 35 days
Look at detailed online map of Nishinijō
* Weather data for Nishinijō 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) | 3.2 | 4.4 | 16.7 | 19.2 | 25.9 | 28.7 | 33.7 | 34.3 | 29.3 | 23.1 | 17.8 | 5.3 |
| Average daytime temperature (°C) | -5.2 | -3.6 | 6.8 | 13.4 | 18.5 | 23.2 | 27.6 | 28.4 | 24.6 | 16.4 | 9.3 | -0.3 |
| Average temperature (°C) | -9.9 | -8.1 | 1.2 | 7.9 | 12.4 | 17.6 | 22.3 | 23.9 | 19.8 | 11.1 | 4.5 | -4.2 |
| Average night temperature (°C) | -15.2 | -13.2 | -3.8 | 3.2 | 7.3 | 13.4 | 18.3 | 20.7 | 16.2 | 7.0 | 0.4 | -7.7 |
| Absolute minimum temperature (°C) | -20.5 | -20.9 | -11.3 | -4.4 | 1.6 | 5.7 | 13.4 | 16.1 | 9.9 | 2.1 | -11.2 | -13.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 7.7 | 8.5 | 8.6 | 9.6 | 8.8 | 9.4 | 6.5 | 7.2 | 7.8 | 6.6 | 6.3 |
| Precipitation (mm) | 25 | 39 | 70 | 148 | 49 | 108 | 74 | 96 | 154 | 103 | 131 | 36 |
| Sunny days | 20 | 13 | 18 | 10 | 12 | 10 | 14 | 3 | 7 | 14 | 14 | 18 |
| Rainy days | 0 | 1 | 10 | 20 | 19 | 20 | 17 | 28 | 23 | 17 | 14 | 8 |
| Snow days | 11 | 14 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
Months with the longest average daylight duration in Nishinijō:
The largest precipitation sum in Nishinijō is at