Average annual temperature is 15.8 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 176 days
Number of rainy days: 183 days
Number of snow days: 6 days
Look at detailed online map of Kiryū
* Weather data for Kiryū 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) | 12.5 | 17.0 | 23.0 | 29.3 | 32.1 | 31.0 | 39.7 | 37.7 | 33.2 | 26.3 | 26.1 | 18.2 |
| Average daytime temperature (°C) | 8.1 | 10.1 | 17.1 | 21.0 | 23.6 | 26.4 | 32.9 | 32.7 | 29.5 | 21.8 | 17.0 | 11.7 |
| Average temperature (°C) | 3.0 | 4.9 | 11.7 | 14.9 | 18.0 | 22.1 | 27.4 | 27.6 | 25.1 | 16.6 | 11.8 | 6.3 |
| Average night temperature (°C) | -0.6 | 0.7 | 7.2 | 9.8 | 13.5 | 18.5 | 22.8 | 24.2 | 21.9 | 12.2 | 7.8 | 2.4 |
| Absolute minimum temperature (°C) | -5.4 | -3.7 | 0.1 | 4.8 | 7.4 | 12.8 | 20.3 | 22.1 | 15.2 | 8.3 | -1.2 | -4.0 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 8.3 | 8.2 | 9.2 | 9.1 | 7.7 | 10.1 | 10.3 | 8.6 | 8.8 | 7.9 | 7.6 |
| Precipitation (mm) | 11 | 32 | 86 | 64 | 175 | 288 | 116 | 199 | 239 | 90 | 60 | 23 |
| Sunny days | 19 | 17 | 18 | 17 | 15 | 8 | 10 | 3 | 6 | 18 | 21 | 24 |
| Rainy days | 8 | 9 | 13 | 13 | 16 | 22 | 21 | 28 | 24 | 13 | 9 | 7 |
| Snow days | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kiryū is at