Average annual temperature is 10.8 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -21.8 °C
Number of sunny days: 222 days
Number of rainy days: 120 days
Number of snow days: 23 days
Look at detailed online map of Greeley
* Weather data for Greeley 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) | 6.1 | 14.0 | 19.1 | 28.8 | 30.0 | 33.5 | 37.0 | 38.5 | 35.7 | 30.3 | 18.7 | 13.4 |
| Average daytime temperature (°C) | -1.2 | 3.9 | 8.2 | 17.6 | 24.5 | 28.8 | 29.4 | 30.6 | 27.2 | 17.0 | 11.1 | 5.3 |
| Average temperature (°C) | -5.1 | -2.7 | 0.7 | 10.1 | 18.2 | 22.6 | 23.4 | 24.2 | 20.8 | 11.4 | 5.1 | 0.5 |
| Average night temperature (°C) | -8.2 | -7.2 | -4.2 | 3.9 | 12.3 | 16.8 | 18.2 | 19.0 | 15.3 | 6.7 | 0.6 | -3.0 |
| Absolute minimum temperature (°C) | -21.8 | -20.1 | -11.1 | -6.3 | 1.2 | 9.5 | 12.2 | 12.9 | 9.2 | -8.1 | -6.8 | -8.3 |
| 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 | 14.8 | 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) | 5.0 | 7.9 | 8.8 | 10.7 | 11.1 | 12.2 | 12.1 | 11.7 | 10.4 | 7.6 | 7.2 | 4.6 |
| Precipitation (mm) | 72 | 25 | 22 | 10 | 59 | 143 | 86 | 23 | 26 | 120 | 26 | 37 |
| Sunny days | 19 | 18 | 22 | 23 | 13 | 13 | 12 | 19 | 23 | 16 | 24 | 20 |
| Rainy days | 6 | 4 | 5 | 6 | 18 | 17 | 19 | 12 | 7 | 13 | 4 | 9 |
| Snow days | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 |
The best time to visit Greeley during the most sunny months:
The largest precipitation sum in Greeley is at