Average annual temperature is 11.7 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 163 days
Number of rainy days: 187 days
Number of snow days: 15 days
Look at detailed online map of Harmon
* Weather data for Harmon 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) | 15.3 | 20.4 | 19.3 | 26.7 | 30.2 | 32.6 | 32.9 | 31.1 | 32.5 | 27.4 | 18.0 | 15.1 |
| Average daytime temperature (°C) | 6.2 | 10.1 | 9.4 | 17.4 | 21.7 | 25.5 | 28.8 | 27.0 | 24.2 | 17.4 | 10.3 | 8.1 |
| Average temperature (°C) | 2.2 | 3.1 | 3.7 | 10.8 | 15.0 | 19.5 | 22.9 | 21.2 | 18.7 | 12.7 | 5.3 | 4.2 |
| Average night temperature (°C) | -0.8 | -1.6 | -0.4 | 5.4 | 9.0 | 14.0 | 18.0 | 16.5 | 14.2 | 8.9 | 1.5 | 1.5 |
| Absolute minimum temperature (°C) | -7.8 | -11.0 | -7.7 | -2.6 | 1.7 | 9.1 | 14.7 | 11.9 | 8.4 | -1.4 | -7.5 | -4.8 |
| 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) | 9.6 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 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) | 2.9 | 6.5 | 6.6 | 8.8 | 10.8 | 11.1 | 11.8 | 10.9 | 8.6 | 6.5 | 6.8 | 4.1 |
| Precipitation (mm) | 141 | 51 | 111 | 116 | 50 | 83 | 115 | 133 | 37 | 83 | 57 | 61 |
| Sunny days | 8 | 13 | 13 | 16 | 22 | 12 | 9 | 10 | 15 | 16 | 19 | 10 |
| Rainy days | 16 | 14 | 14 | 14 | 9 | 18 | 22 | 21 | 15 | 15 | 10 | 19 |
| Snow days | 7 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Harmon during the most sunny months:
The largest precipitation sum in Harmon is at