Average annual temperature is 11.7 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: -13.4 °C
Number of sunny days: 178 days
Number of rainy days: 174 days
Number of snow days: 13 days
Look at detailed online map of Mermill
* Weather data for Mermill United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.2 | 19.1 | 16.7 | 27.0 | 31.0 | 32.4 | 32.0 | 31.1 | 32.3 | 29.2 | 18.6 | 16.9 |
| Average daytime temperature (°C) | 4.8 | 8.2 | 8.7 | 17.1 | 22.2 | 26.4 | 28.7 | 26.8 | 24.6 | 17.5 | 10.8 | 8.5 |
| Average temperature (°C) | 1.3 | 2.0 | 3.4 | 10.3 | 15.4 | 20.3 | 23.2 | 21.2 | 19.2 | 12.9 | 5.4 | 4.7 |
| Average night temperature (°C) | -1.6 | -2.2 | -0.5 | 4.3 | 9.3 | 14.5 | 18.1 | 16.4 | 14.4 | 9.2 | 1.5 | 1.9 |
| Absolute minimum temperature (°C) | -13.4 | -12.1 | -6.9 | -2.5 | 1.6 | 9.9 | 13.6 | 10.7 | 8.7 | -2.7 | -7.1 | -4.4 |
| 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) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 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) | 3.0 | 7.3 | 6.8 | 8.8 | 10.8 | 11.1 | 11.9 | 10.7 | 9.3 | 6.9 | 7.1 | 3.9 |
| Precipitation (mm) | 98 | 78 | 140 | 93 | 44 | 77 | 99 | 146 | 31 | 96 | 27 | 63 |
| Sunny days | 9 | 18 | 14 | 12 | 22 | 18 | 11 | 15 | 17 | 12 | 20 | 10 |
| Rainy days | 16 | 9 | 14 | 18 | 9 | 12 | 20 | 16 | 13 | 18 | 9 | 20 |
| Snow days | 6 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
The best time to visit Mermill during the most sunny months:
The largest precipitation sum in Mermill is at