Average annual temperature is 13.2 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -19.0 °C
Number of sunny days: 142 days
Number of rainy days: 199 days
Number of snow days: 24 days
Look at detailed online map of Arayama
* Weather data for Arayama 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) | 14.3 | 16.1 | 21.1 | 26.7 | 30.8 | 29.4 | 33.2 | 34.4 | 35.4 | 24.3 | 24.7 | 20.4 |
| Average daytime temperature (°C) | 5.5 | 7.0 | 14.7 | 18.0 | 21.7 | 25.3 | 30.4 | 32.4 | 29.4 | 19.5 | 15.3 | 9.4 |
| Average temperature (°C) | -0.8 | 0.8 | 8.2 | 11.7 | 15.8 | 20.4 | 25.3 | 27.1 | 23.9 | 13.6 | 9.1 | 3.1 |
| Average night temperature (°C) | -5.2 | -3.6 | 3.3 | 6.3 | 10.9 | 16.6 | 20.8 | 22.7 | 19.9 | 9.2 | 4.7 | -1.3 |
| Absolute minimum temperature (°C) | -19.0 | -10.8 | -3.9 | -2.6 | 2.2 | 8.0 | 17.1 | 19.5 | 13.6 | 3.4 | -3.6 | -10.5 |
| 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 | 14.0 | 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 | 10.2 | 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 | 7.7 | 8.7 | 9.1 | 9.5 | 8.5 | 10.1 | 11.2 | 9.4 | 8.9 | 7.8 | 7.2 |
| Precipitation (mm) | 49 | 66 | 113 | 124 | 182 | 242 | 160 | 56 | 166 | 71 | 107 | 79 |
| Sunny days | 13 | 14 | 12 | 15 | 14 | 8 | 6 | 7 | 6 | 17 | 15 | 15 |
| Rainy days | 6 | 7 | 19 | 15 | 17 | 22 | 25 | 24 | 24 | 14 | 14 | 12 |
| Snow days | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The best time to visit Arayama during the most sunny months:
The largest precipitation sum in Arayama is at