Average annual temperature is 9.9 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -19.5 °C
Number of sunny days: 241 days
Number of rainy days: 92 days
Number of snow days: 32 days
Look at detailed online map of New Harmony
* Weather data for New Harmony 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) | 6.9 | 7.5 | 7.9 | 23.6 | 23.9 | 28.0 | 37.4 | 32.7 | 30.2 | 26.6 | 21.0 | 13.0 |
| Average daytime temperature (°C) | 0.6 | 2.0 | 3.9 | 12.4 | 20.7 | 24.2 | 33.0 | 28.8 | 24.9 | 19.3 | 11.2 | 8.0 |
| Average temperature (°C) | -3.0 | -3.1 | 0.2 | 6.3 | 14.6 | 18.0 | 25.7 | 22.2 | 17.8 | 11.9 | 4.9 | 2.1 |
| Average night temperature (°C) | -5.9 | -7.0 | -3.3 | 0.9 | 8.1 | 11.0 | 17.4 | 15.5 | 11.2 | 5.3 | 0.0 | -2.5 |
| Absolute minimum temperature (°C) | -19.5 | -17.8 | -9.8 | -9.1 | 1.9 | 8.4 | 12.5 | 12.5 | 7.8 | -5.7 | -13.3 | -7.4 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 6.1 | 8.2 | 8.1 | 11.8 | 12.7 | 13.0 | 13.3 | 11.4 | 10.7 | 10.3 | 8.6 | 8.2 |
| Precipitation (mm) | 163 | 70 | 132 | 17 | 19 | 35 | 1 | 39 | 28 | 21 | 41 | 8 |
| Sunny days | 11 | 16 | 13 | 25 | 14 | 22 | 28 | 16 | 20 | 25 | 23 | 28 |
| Rainy days | 5 | 3 | 12 | 4 | 17 | 8 | 3 | 15 | 10 | 6 | 7 | 2 |
| Snow days | 15 | 9 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit New Harmony during the most sunny months:
The largest precipitation sum in New Harmony is at