Average annual temperature is 7.2 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -19.7 °C
Number of sunny days: 110 days
Number of rainy days: 190 days
Number of snow days: 65 days
Look at detailed online map of Katsuyama
* Weather data for Katsuyama 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) | 4.9 | 6.8 | 14.0 | 17.5 | 26.1 | 27.8 | 32.3 | 32.8 | 27.4 | 22.4 | 17.4 | 8.0 |
| Average daytime temperature (°C) | -5.8 | -3.6 | 5.6 | 10.6 | 17.2 | 21.7 | 25.3 | 26.5 | 22.7 | 14.7 | 7.4 | -1.1 |
| Average temperature (°C) | -10.3 | -7.7 | 0.9 | 5.7 | 11.2 | 16.7 | 20.9 | 22.4 | 18.2 | 9.9 | 3.5 | -5.7 |
| Average night temperature (°C) | -14.2 | -11.6 | -2.7 | 1.9 | 6.3 | 12.6 | 17.3 | 19.5 | 14.9 | 6.1 | 0.0 | -9.7 |
| Absolute minimum temperature (°C) | -18.8 | -19.2 | -11.0 | -4.9 | -1.1 | 4.4 | 10.4 | 14.0 | 8.9 | -0.4 | -11.4 | -19.7 |
| 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 | 14.7 | 15.4 | 15.1 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 7.1 | 7.3 | 8.2 | 8.2 | 9.7 | 9.7 | 8.6 | 8.0 | 7.6 | 7.9 | 5.8 | 5.9 |
| Precipitation (mm) | 29 | 52 | 60 | 123 | 49 | 164 | 134 | 152 | 152 | 99 | 102 | 38 |
| Sunny days | 16 | 7 | 13 | 9 | 12 | 7 | 5 | 6 | 6 | 12 | 7 | 10 |
| Rainy days | 1 | 0 | 11 | 18 | 19 | 23 | 26 | 25 | 24 | 19 | 17 | 7 |
| Snow days | 14 | 21 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 14 |
Months with the longest average daylight duration in Katsuyama:
The largest precipitation sum in Katsuyama is at