Average annual temperature is 15.1 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: -16.2 °C
Number of sunny days: 244 days
Number of rainy days: 118 days
Number of snow days: 3 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) | 20.5 | 21.0 | 26.0 | 30.2 | 30.9 | 35.9 | 36.5 | 38.6 | 38.2 | 31.2 | 26.9 | 21.2 |
| Average daytime temperature (°C) | 10.3 | 11.9 | 15.3 | 21.6 | 24.4 | 28.1 | 32.3 | 33.7 | 30.1 | 22.0 | 15.2 | 11.0 |
| Average temperature (°C) | 3.8 | 4.6 | 7.9 | 14.0 | 18.7 | 22.5 | 26.3 | 27.5 | 23.8 | 15.9 | 9.1 | 5.7 |
| Average night temperature (°C) | -0.5 | -0.7 | 2.2 | 8.1 | 14.1 | 17.9 | 21.3 | 21.7 | 18.7 | 10.9 | 4.6 | 1.8 |
| Absolute minimum temperature (°C) | -16.2 | -11.2 | -6.9 | -1.3 | 5.4 | 13.6 | 16.8 | 16.1 | 13.5 | -4.5 | -7.0 | -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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 8.6 | 9.3 | 10.2 | 10.4 | 11.3 | 12.0 | 12.1 | 10.0 | 9.1 | 7.9 | 6.7 |
| Precipitation (mm) | 13 | 6 | 7 | 37 | 129 | 142 | 74 | 2 | 59 | 53 | 18 | 52 |
| Sunny days | 25 | 23 | 23 | 22 | 14 | 9 | 17 | 26 | 19 | 23 | 23 | 20 |
| Rainy days | 5 | 5 | 7 | 8 | 17 | 21 | 14 | 5 | 11 | 8 | 7 | 10 |
| Snow days | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Harmon during the most sunny months:
The largest precipitation sum in Harmon is at