Average annual temperature is 15.9 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -11.3 °C
Number of sunny days: 150 days
Number of rainy days: 211 days
Number of snow days: 4 days
Look at detailed online map of Katagihara
* Weather data for Katagihara 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) | 15.6 | 16.2 | 23.5 | 26.2 | 27.7 | 31.0 | 35.7 | 37.8 | 34.1 | 27.3 | 26.4 | 19.4 |
| Average daytime temperature (°C) | 8.8 | 9.7 | 16.6 | 19.5 | 23.3 | 26.3 | 32.0 | 33.5 | 31.0 | 22.4 | 17.3 | 12.1 |
| Average temperature (°C) | 3.5 | 4.9 | 10.6 | 14.0 | 18.1 | 22.1 | 27.2 | 28.7 | 26.1 | 16.6 | 11.9 | 6.8 |
| Average night temperature (°C) | -0.9 | 0.9 | 5.4 | 9.1 | 13.6 | 18.2 | 23.2 | 25.0 | 22.2 | 12.0 | 7.7 | 2.3 |
| Absolute minimum temperature (°C) | -11.3 | -4.2 | -1.7 | 2.8 | 5.7 | 10.7 | 19.2 | 23.3 | 18.3 | 7.5 | 1.3 | -3.3 |
| 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 | 9.9 |
| 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) | 7.1 | 6.0 | 8.5 | 8.0 | 9.5 | 6.7 | 9.7 | 10.2 | 10.0 | 8.8 | 7.4 | 6.9 |
| Precipitation (mm) | 45 | 44 | 126 | 200 | 206 | 309 | 117 | 185 | 84 | 43 | 109 | 57 |
| Sunny days | 8 | 11 | 19 | 15 | 15 | 9 | 10 | 6 | 9 | 16 | 15 | 17 |
| Rainy days | 21 | 15 | 12 | 15 | 16 | 21 | 21 | 25 | 21 | 15 | 15 | 14 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Katagihara is at