Average annual temperature is 12.4 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -17.8 °C
Number of sunny days: 166 days
Number of rainy days: 190 days
Number of snow days: 9 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) | 16.9 | 17.8 | 15.4 | 31.3 | 28.7 | 34.4 | 33.0 | 31.5 | 35.4 | 28.4 | 19.9 | 16.2 |
| Average daytime temperature (°C) | 7.6 | 7.5 | 9.9 | 18.2 | 21.6 | 25.5 | 29.5 | 27.0 | 24.1 | 19.2 | 10.7 | 8.9 |
| Average temperature (°C) | 3.9 | 2.6 | 4.7 | 12.1 | 15.5 | 19.8 | 24.0 | 22.0 | 19.1 | 14.1 | 5.7 | 4.5 |
| Average night temperature (°C) | 0.8 | -1.3 | 0.6 | 7.4 | 9.9 | 15.3 | 19.4 | 17.6 | 15.1 | 9.9 | 1.6 | 0.9 |
| Absolute minimum temperature (°C) | -3.4 | -17.8 | -4.6 | -0.3 | 6.1 | 10.5 | 14.6 | 13.5 | 8.6 | 4.4 | -3.6 | -5.6 |
| 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) | 4.9 | 6.3 | 7.5 | 8.7 | 12.1 | 10.5 | 11.5 | 10.0 | 7.8 | 7.3 | 7.2 | 4.9 |
| Precipitation (mm) | 142 | 46 | 121 | 106 | 49 | 93 | 201 | 105 | 246 | 132 | 57 | 220 |
| Sunny days | 14 | 14 | 11 | 14 | 20 | 12 | 6 | 12 | 13 | 15 | 19 | 16 |
| Rainy days | 16 | 10 | 17 | 16 | 11 | 18 | 25 | 19 | 17 | 16 | 11 | 14 |
| Snow days | 1 | 4 | 3 | 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