Average annual temperature is 12.5 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -16.9 °C
Number of sunny days: 213 days
Number of rainy days: 141 days
Number of snow days: 11 days
Look at detailed online map of Big Mound
* Weather data for Big Mound 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) | 15.1 | 13.7 | 22.5 | 27.9 | 32.5 | 33.8 | 35.2 | 36.4 | 33.3 | 30.5 | 19.8 | 15.0 |
| Average daytime temperature (°C) | 3.9 | 7.3 | 9.2 | 18.2 | 25.9 | 29.9 | 29.2 | 28.3 | 26.7 | 18.8 | 11.4 | 7.5 |
| Average temperature (°C) | -0.5 | 1.1 | 3.8 | 11.2 | 19.1 | 23.8 | 23.8 | 23.4 | 20.7 | 13.9 | 6.0 | 3.5 |
| Average night temperature (°C) | -3.5 | -3.6 | -0.1 | 5.5 | 12.7 | 17.8 | 18.9 | 19.2 | 15.7 | 9.9 | 1.6 | 0.7 |
| Absolute minimum temperature (°C) | -14.1 | -16.9 | -11.8 | -1.9 | 3.9 | 9.1 | 13.8 | 11.9 | 11.4 | -2.9 | -9.8 | -6.9 |
| 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 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 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) | 4.8 | 7.5 | 6.9 | 9.9 | 12.1 | 12.5 | 12.2 | 10.5 | 10.1 | 7.3 | 7.6 | 4.8 |
| Precipitation (mm) | 55 | 86 | 101 | 32 | 62 | 44 | 141 | 142 | 46 | 78 | 17 | 99 |
| Sunny days | 18 | 17 | 12 | 18 | 21 | 18 | 16 | 16 | 18 | 18 | 25 | 16 |
| Rainy days | 6 | 9 | 18 | 12 | 10 | 12 | 15 | 15 | 12 | 13 | 4 | 15 |
| Snow days | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Big Mound during the most sunny months:
The largest precipitation sum in Big Mound is at