Average annual temperature is 15.7 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: -9.8 °C
Number of sunny days: 158 days
Number of rainy days: 201 days
Number of snow days: 6 days
Look at detailed online map of Kawanishi
* Weather data for Kawanishi 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) | 16.2 | 15.5 | 22.4 | 24.8 | 28.0 | 30.2 | 34.8 | 36.3 | 33.6 | 26.8 | 25.2 | 19.3 |
| Average daytime temperature (°C) | 8.1 | 9.1 | 15.8 | 18.2 | 22.2 | 25.6 | 30.8 | 32.5 | 29.9 | 21.5 | 16.5 | 11.3 |
| Average temperature (°C) | 3.4 | 4.7 | 10.5 | 13.4 | 17.6 | 21.7 | 26.6 | 27.9 | 25.6 | 16.9 | 12.1 | 7.1 |
| Average night temperature (°C) | -0.6 | 0.7 | 5.8 | 9.3 | 13.6 | 18.2 | 23.0 | 24.6 | 22.3 | 13.1 | 8.6 | 3.4 |
| Absolute minimum temperature (°C) | -9.8 | -3.7 | -1.7 | 3.8 | 7.2 | 11.9 | 18.2 | 22.9 | 18.4 | 8.3 | 1.1 | -3.2 |
| 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 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 6.2 | 8.4 | 7.8 | 9.3 | 6.8 | 9.6 | 10.1 | 9.7 | 8.9 | 7.4 | 6.9 |
| Precipitation (mm) | 46 | 38 | 98 | 185 | 255 | 298 | 97 | 207 | 63 | 29 | 109 | 37 |
| Sunny days | 10 | 12 | 18 | 16 | 15 | 8 | 10 | 5 | 10 | 16 | 18 | 20 |
| Rainy days | 17 | 14 | 13 | 14 | 16 | 22 | 21 | 26 | 20 | 15 | 12 | 11 |
| Snow days | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kawanishi is at