Average annual temperature is 11.9 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 106 days
Number of rainy days: 218 days
Number of snow days: 41 days
Look at detailed online map of Mannai
* Weather data for Mannai 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) | 11.8 | 11.0 | 20.8 | 23.2 | 27.9 | 30.5 | 33.6 | 34.9 | 32.0 | 23.6 | 23.1 | 14.9 |
| Average daytime temperature (°C) | 1.7 | 2.1 | 11.9 | 15.6 | 19.6 | 24.1 | 28.3 | 31.6 | 26.3 | 18.6 | 12.3 | 4.5 |
| Average temperature (°C) | -1.7 | -1.4 | 6.0 | 10.5 | 14.2 | 19.6 | 24.2 | 27.0 | 21.8 | 13.5 | 8.2 | 0.6 |
| Average night temperature (°C) | -5.0 | -5.4 | 1.2 | 6.7 | 9.8 | 16.1 | 21.0 | 23.7 | 18.4 | 9.6 | 4.8 | -3.3 |
| Absolute minimum temperature (°C) | -13.2 | -13.3 | -5.5 | -1.6 | 1.9 | 10.4 | 15.6 | 21.4 | 10.6 | 4.2 | -6.5 | -10.8 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| 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) | 5.9 | 6.8 | 8.6 | 9.0 | 8.9 | 8.1 | 9.4 | 10.6 | 7.5 | 8.3 | 5.7 | 5.3 |
| Precipitation (mm) | 62 | 71 | 69 | 96 | 114 | 120 | 166 | 134 | 155 | 90 | 96 | 76 |
| Sunny days | 7 | 5 | 19 | 12 | 12 | 7 | 7 | 5 | 5 | 10 | 8 | 9 |
| Rainy days | 7 | 14 | 12 | 18 | 19 | 23 | 24 | 26 | 25 | 21 | 19 | 10 |
| Snow days | 17 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 12 |
The best time to visit Mannai during the most sunny months:
The largest precipitation sum in Mannai is at