Average annual temperature is 16.3 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 181 days
Number of rainy days: 184 days
Look at detailed online map of Yamanishi
* Weather data for Yamanishi 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) | 14.6 | 17.4 | 22.0 | 23.5 | 26.5 | 30.2 | 32.9 | 34.0 | 32.2 | 29.9 | 25.1 | 22.0 |
| Average daytime temperature (°C) | 9.3 | 10.9 | 15.6 | 18.9 | 20.8 | 24.6 | 29.6 | 30.8 | 28.8 | 21.9 | 18.1 | 13.2 |
| Average temperature (°C) | 5.0 | 6.7 | 11.7 | 15.1 | 17.4 | 21.7 | 26.2 | 27.2 | 25.4 | 17.4 | 13.3 | 8.4 |
| Average night temperature (°C) | 1.1 | 2.8 | 8.0 | 11.3 | 13.7 | 19.0 | 22.9 | 24.1 | 22.3 | 13.1 | 9.6 | 4.2 |
| Absolute minimum temperature (°C) | -5.6 | -2.2 | 1.3 | 4.7 | 7.8 | 15.3 | 19.7 | 22.4 | 17.0 | 8.1 | 3.4 | -1.6 |
| 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 7.0 | 8.0 | 8.8 | 8.5 | 7.2 | 9.9 | 11.0 | 9.4 | 8.7 | 7.6 | 7.6 |
| Precipitation (mm) | 32 | 75 | 151 | 153 | 190 | 362 | 74 | 242 | 162 | 143 | 65 | 55 |
| Sunny days | 15 | 17 | 15 | 12 | 14 | 8 | 19 | 12 | 13 | 16 | 18 | 22 |
| Rainy days | 16 | 11 | 16 | 18 | 17 | 22 | 12 | 19 | 17 | 15 | 12 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Yamanishi during the most sunny months:
The largest precipitation sum in Yamanishi is at