Average annual temperature is 20.6 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: -0.8 °C
Number of sunny days: 174 days
Number of rainy days: 191 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) | 25.4 | 28.0 | 29.2 | 31.4 | 34.3 | 35.3 | 36.2 | 39.1 | 34.5 | 30.6 | 26.6 | 24.1 |
| Average daytime temperature (°C) | 19.2 | 22.2 | 24.0 | 26.8 | 29.0 | 31.4 | 33.1 | 36.0 | 31.2 | 25.9 | 20.1 | 16.6 |
| Average temperature (°C) | 13.3 | 16.2 | 17.7 | 20.4 | 23.0 | 26.0 | 27.9 | 29.8 | 25.5 | 20.2 | 14.8 | 11.8 |
| Average night temperature (°C) | 8.7 | 11.8 | 12.8 | 15.0 | 17.7 | 21.3 | 23.7 | 25.0 | 20.7 | 15.1 | 10.4 | 7.7 |
| Absolute minimum temperature (°C) | -0.8 | 0.9 | 0.0 | 9.5 | 10.0 | 18.9 | 21.0 | 22.6 | 16.7 | 9.0 | 0.8 | -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) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.3 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.2 | 7.6 | 8.8 | 9.3 | 10.6 | 10.5 | 11.2 | 11.0 | 9.8 | 9.1 | 6.9 | 6.3 |
| Precipitation (mm) | 171 | 65 | 118 | 89 | 93 | 115 | 98 | 96 | 137 | 59 | 97 | 124 |
| Sunny days | 14 | 12 | 16 | 16 | 12 | 9 | 7 | 9 | 16 | 24 | 18 | 21 |
| Rainy days | 17 | 16 | 15 | 14 | 19 | 21 | 24 | 22 | 14 | 7 | 12 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Harmon is at