Average annual temperature is 11.4 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: -21.2 °C
Number of sunny days: 184 days
Number of rainy days: 165 days
Number of snow days: 16 days
Look at detailed online map of Old Reserve Hills
* Weather data for Old Reserve Hills 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) | 11.5 | 15.1 | 20.2 | 26.1 | 31.9 | 33.2 | 34.4 | 36.7 | 34.2 | 27.8 | 19.7 | 14.3 |
| Average daytime temperature (°C) | 3.1 | 5.9 | 8.3 | 16.9 | 23.3 | 28.7 | 28.8 | 28.2 | 24.7 | 16.9 | 9.7 | 6.7 |
| Average temperature (°C) | -0.7 | 0.3 | 3.0 | 9.9 | 16.5 | 21.7 | 23.1 | 22.5 | 19.5 | 12.5 | 4.7 | 3.1 |
| Average night temperature (°C) | -3.5 | -3.8 | -0.9 | 3.9 | 10.4 | 15.5 | 17.9 | 17.7 | 15.2 | 8.7 | 0.7 | 0.5 |
| Absolute minimum temperature (°C) | -21.2 | -19.6 | -11.7 | -3.3 | 1.2 | 8.5 | 14.0 | 11.7 | 9.5 | -2.9 | -10.6 | -8.0 |
| 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 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.3 | 7.7 | 6.4 | 9.2 | 10.6 | 12.1 | 11.7 | 10.8 | 8.3 | 6.6 | 7.2 | 4.2 |
| Precipitation (mm) | 56 | 87 | 107 | 125 | 61 | 25 | 160 | 96 | 162 | 124 | 33 | 70 |
| Sunny days | 13 | 16 | 12 | 15 | 20 | 17 | 15 | 15 | 12 | 10 | 22 | 17 |
| Rainy days | 9 | 9 | 18 | 15 | 11 | 13 | 16 | 16 | 18 | 20 | 7 | 13 |
| Snow days | 9 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
The best time to visit Old Reserve Hills during the most sunny months:
The largest precipitation sum in Old Reserve Hills is at