Average annual temperature is 3.1 °C
Absolute maximum temperature: 30.7 °C
Absolute minimum temperature: -24.6 °C
Number of sunny days: 146 days
Number of rainy days: 125 days
Number of snow days: 94 days
Look at detailed online map of Heeney
* Weather data for Heeney 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) | 5.0 | 5.7 | 8.0 | 14.0 | 19.4 | 24.7 | 29.7 | 30.7 | 25.7 | 21.5 | 10.8 | 5.6 |
| Average daytime temperature (°C) | -1.9 | -0.7 | 1.3 | 6.7 | 14.3 | 19.2 | 25.6 | 24.6 | 20.6 | 12.9 | 4.9 | 0.7 |
| Average temperature (°C) | -7.1 | -7.8 | -5.0 | -0.3 | 6.7 | 11.1 | 17.0 | 16.2 | 11.9 | 4.8 | -3.7 | -6.8 |
| Average night temperature (°C) | -11.1 | -13.0 | -10.5 | -6.3 | 0.2 | 3.2 | 8.6 | 8.7 | 4.3 | -1.9 | -10.3 | -12.7 |
| Absolute minimum temperature (°C) | -19.6 | -20.6 | -18.3 | -15.9 | -2.4 | 0.5 | 2.1 | 6.0 | -2.1 | -19.6 | -23.1 | -24.6 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 5.9 | 8.4 | 8.9 | 10.6 | 12.1 | 11.8 | 13.2 | 12.1 | 10.9 | 9.2 | 8.0 | 6.6 |
| Precipitation (mm) | 54 | 36 | 65 | 73 | 41 | 70 | 36 | 58 | 32 | 52 | 31 | 47 |
| Sunny days | 7 | 12 | 8 | 12 | 7 | 6 | 13 | 9 | 16 | 19 | 22 | 15 |
| Rainy days | 3 | 0 | 2 | 2 | 23 | 24 | 18 | 22 | 14 | 10 | 3 | 4 |
| Snow days | 21 | 16 | 21 | 16 | 1 | 0 | 0 | 0 | 0 | 2 | 5 | 12 |
The best time to visit Heeney during the most sunny months:
The largest precipitation sum in Heeney is at