Average annual temperature is 10.7 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -25.4 °C
Number of sunny days: 224 days
Number of rainy days: 114 days
Number of snow days: 27 days
Look at detailed online map of Township of Rock Falls
* Weather data for Township of Rock Falls 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) | 4.0 | 5.7 | 17.9 | 30.4 | 31.6 | 34.8 | 37.7 | 40.4 | 39.8 | 31.8 | 20.0 | 15.0 |
| Average daytime temperature (°C) | -2.4 | 0.8 | 6.7 | 16.4 | 25.2 | 29.0 | 30.5 | 31.3 | 27.7 | 16.9 | 11.8 | 5.7 |
| Average temperature (°C) | -5.7 | -4.5 | -0.6 | 9.4 | 18.5 | 23.0 | 24.1 | 24.8 | 21.2 | 11.1 | 5.3 | 0.8 |
| Average night temperature (°C) | -8.7 | -8.7 | -4.8 | 3.7 | 12.6 | 17.3 | 18.6 | 19.5 | 15.7 | 6.5 | 0.6 | -2.8 |
| Absolute minimum temperature (°C) | -21.8 | -25.4 | -12.0 | -6.4 | 1.3 | 9.5 | 11.8 | 14.3 | 8.1 | -7.9 | -7.5 | -12.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.0 | 7.6 | 7.8 | 10.1 | 11.4 | 12.5 | 12.3 | 11.5 | 10.2 | 7.2 | 7.2 | 5.6 |
| Precipitation (mm) | 87 | 19 | 37 | 16 | 78 | 77 | 64 | 60 | 49 | 134 | 17 | 49 |
| Sunny days | 21 | 19 | 19 | 17 | 12 | 14 | 14 | 22 | 22 | 17 | 24 | 23 |
| Rainy days | 5 | 3 | 5 | 9 | 19 | 16 | 17 | 9 | 8 | 13 | 3 | 7 |
| Snow days | 5 | 6 | 7 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 1 |
The best time to visit Township of Rock Falls during the most sunny months:
Months with the longest average daylight duration in Township of Rock Falls:
The largest precipitation sum in Township of Rock Falls is at