Average annual temperature is 17.0 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -2.8 °C
Number of sunny days: 138 days
Number of rainy days: 223 days
Number of snow days: 4 days
Look at detailed online map of Mannen
* Weather data for Mannen 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) | 18.6 | 18.3 | 25.0 | 25.7 | 29.1 | 32.6 | 34.5 | 34.9 | 33.9 | 26.6 | 26.9 | 23.6 |
| Average daytime temperature (°C) | 9.9 | 11.2 | 16.5 | 19.4 | 23.0 | 26.0 | 31.2 | 31.6 | 30.1 | 22.8 | 18.3 | 12.7 |
| Average temperature (°C) | 6.7 | 7.1 | 11.9 | 15.0 | 18.9 | 22.5 | 27.1 | 27.8 | 25.9 | 18.2 | 13.7 | 8.9 |
| Average night temperature (°C) | 3.7 | 3.1 | 7.3 | 10.7 | 14.9 | 19.2 | 23.5 | 24.7 | 22.5 | 14.3 | 9.6 | 5.3 |
| Absolute minimum temperature (°C) | -2.8 | -0.6 | 1.8 | 6.3 | 8.1 | 13.5 | 17.6 | 22.4 | 19.4 | 9.1 | 4.1 | 0.1 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.8 | 7.2 | 8.6 | 8.3 | 9.1 | 6.8 | 9.9 | 10.2 | 9.4 | 8.7 | 7.9 | 6.8 |
| Precipitation (mm) | 94 | 64 | 104 | 229 | 238 | 276 | 128 | 184 | 116 | 36 | 108 | 78 |
| Sunny days | 12 | 12 | 18 | 18 | 14 | 11 | 8 | 2 | 6 | 15 | 12 | 10 |
| Rainy days | 17 | 16 | 13 | 12 | 17 | 19 | 23 | 29 | 24 | 16 | 18 | 19 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Mannen is at