Average annual temperature is 15.3 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -6.1 °C
Number of sunny days: 103 days
Number of rainy days: 250 days
Number of snow days: 12 days
Look at detailed online map of Shiromaru
* Weather data for Shiromaru 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) | 15.5 | 12.9 | 19.2 | 23.6 | 28.7 | 28.6 | 34.1 | 34.8 | 31.9 | 25.5 | 25.3 | 18.4 |
| Average daytime temperature (°C) | 6.2 | 6.7 | 12.7 | 15.6 | 20.0 | 24.5 | 29.2 | 32.6 | 27.9 | 20.1 | 15.3 | 9.4 |
| Average temperature (°C) | 3.7 | 4.2 | 8.9 | 12.1 | 16.2 | 21.1 | 25.9 | 29.0 | 25.0 | 17.1 | 12.5 | 7.0 |
| Average night temperature (°C) | 1.8 | 1.9 | 5.7 | 9.1 | 13.1 | 18.6 | 23.1 | 26.1 | 22.7 | 14.9 | 10.0 | 4.8 |
| Absolute minimum temperature (°C) | -6.1 | -2.0 | 0.4 | 4.8 | 6.4 | 15.7 | 19.9 | 23.3 | 17.4 | 9.6 | 3.2 | -0.8 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.2 | 5.8 | 8.6 | 8.3 | 8.7 | 8.9 | 9.8 | 11.2 | 7.8 | 8.6 | 6.5 | 4.3 |
| Precipitation (mm) | 120 | 108 | 90 | 146 | 186 | 212 | 229 | 117 | 166 | 79 | 129 | 180 |
| Sunny days | 2 | 6 | 14 | 16 | 16 | 7 | 6 | 12 | 3 | 9 | 7 | 5 |
| Rainy days | 25 | 15 | 17 | 14 | 15 | 23 | 25 | 19 | 27 | 22 | 23 | 25 |
| Snow days | 4 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Shiromaru during the most sunny months:
The largest precipitation sum in Shiromaru is at