Average annual temperature is 8.3 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: -30.5 °C
Number of sunny days: 145 days
Number of rainy days: 175 days
Number of snow days: 45 days
Look at detailed online map of Town of Thornton
* Weather data for Town of Thornton 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) | 8.9 | 8.9 | 8.1 | 26.3 | 30.0 | 32.6 | 30.0 | 25.8 | 29.9 | 26.3 | 14.1 | 12.7 |
| Average daytime temperature (°C) | 2.3 | 0.7 | 4.1 | 12.8 | 18.7 | 21.5 | 25.6 | 22.5 | 21.9 | 15.7 | 5.6 | 4.5 |
| Average temperature (°C) | -1.5 | -4.9 | -0.2 | 7.1 | 12.5 | 16.7 | 21.2 | 18.0 | 16.8 | 11.3 | 1.0 | 0.6 |
| Average night temperature (°C) | -5.0 | -10.1 | -4.2 | 2.5 | 6.3 | 12.3 | 17.2 | 13.9 | 12.6 | 7.5 | -2.5 | -2.3 |
| Absolute minimum temperature (°C) | -13.8 | -30.5 | -11.5 | -9.2 | -1.5 | 5.8 | 12.0 | 9.0 | 5.9 | -0.9 | -8.4 | -10.3 |
| 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) | 9.3 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 6.3 | 7.1 | 7.6 | 11.2 | 8.3 | 10.3 | 9.6 | 8.3 | 6.3 | 6.5 | 4.1 |
| Precipitation (mm) | 129 | 49 | 80 | 108 | 116 | 184 | 288 | 173 | 121 | 88 | 67 | 166 |
| Sunny days | 8 | 12 | 10 | 13 | 20 | 5 | 3 | 11 | 15 | 16 | 20 | 12 |
| Rainy days | 10 | 5 | 8 | 17 | 11 | 25 | 28 | 20 | 15 | 15 | 7 | 14 |
| Snow days | 13 | 11 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 5 |
The best time to visit Town of Thornton during the most sunny months:
Months with the longest average daylight duration in Town of Thornton:
The largest precipitation sum in Town of Thornton is at