Average annual temperature is 16.4 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 175 days
Number of rainy days: 187 days
Number of snow days: 3 days
Look at detailed online map of Sunayama
* Weather data for Sunayama 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) | 14.1 | 18.0 | 25.6 | 28.8 | 32.6 | 32.1 | 40.2 | 38.9 | 35.4 | 27.2 | 26.9 | 19.5 |
| Average daytime temperature (°C) | 9.2 | 11.4 | 17.9 | 21.5 | 24.0 | 27.0 | 33.7 | 34.0 | 30.7 | 22.9 | 18.1 | 13.0 |
| Average temperature (°C) | 3.6 | 5.6 | 11.9 | 15.2 | 18.1 | 22.5 | 28.2 | 28.7 | 26.0 | 17.4 | 12.3 | 6.9 |
| Average night temperature (°C) | -0.8 | 0.7 | 6.9 | 9.9 | 13.2 | 18.8 | 23.6 | 24.9 | 22.6 | 12.8 | 7.7 | 2.3 |
| Absolute minimum temperature (°C) | -4.8 | -4.9 | 1.6 | 2.3 | 6.9 | 13.4 | 20.9 | 23.0 | 16.1 | 8.2 | 2.5 | -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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 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) | 7.4 | 8.1 | 8.0 | 8.9 | 9.2 | 7.7 | 10.0 | 10.7 | 8.8 | 8.4 | 7.5 | 7.7 |
| Precipitation (mm) | 17 | 37 | 104 | 56 | 193 | 317 | 81 | 188 | 200 | 107 | 54 | 23 |
| Sunny days | 21 | 20 | 17 | 15 | 14 | 6 | 11 | 4 | 5 | 18 | 20 | 24 |
| Rainy days | 8 | 7 | 14 | 15 | 17 | 24 | 20 | 27 | 25 | 13 | 10 | 7 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sunayama during the most sunny months:
The largest precipitation sum in Sunayama is at