Average annual temperature is 9.9 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -26.7 °C
Number of sunny days: 209 days
Number of rainy days: 121 days
Number of snow days: 35 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) | 14.2 | 14.9 | 20.2 | 28.9 | 27.5 | 33.1 | 36.1 | 36.6 | 35.1 | 29.8 | 23.3 | 16.0 |
| Average daytime temperature (°C) | 2.5 | 7.4 | 10.6 | 18.2 | 22.6 | 24.8 | 30.6 | 30.7 | 27.7 | 19.7 | 12.8 | 9.0 |
| Average temperature (°C) | -3.6 | -2.7 | 1.7 | 8.5 | 15.1 | 17.8 | 22.5 | 22.5 | 19.2 | 11.4 | 4.0 | 1.4 |
| Average night temperature (°C) | -8.3 | -9.2 | -4.5 | 0.4 | 8.4 | 11.9 | 15.4 | 15.2 | 11.4 | 4.5 | -2.4 | -3.5 |
| Absolute minimum temperature (°C) | -26.7 | -25.1 | -10.7 | -7.7 | 3.8 | 8.1 | 11.4 | 11.2 | 6.7 | -9.3 | -12.6 | -7.8 |
| 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) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 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) | 6.1 | 8.6 | 9.2 | 10.4 | 10.4 | 11.1 | 12.5 | 11.6 | 11.0 | 9.1 | 7.6 | 7.1 |
| Precipitation (mm) | 26 | 12 | 29 | 39 | 130 | 127 | 78 | 41 | 10 | 19 | 10 | 4 |
| Sunny days | 13 | 21 | 18 | 20 | 6 | 7 | 15 | 15 | 22 | 24 | 24 | 24 |
| Rainy days | 4 | 1 | 7 | 10 | 25 | 23 | 16 | 16 | 8 | 5 | 4 | 2 |
| Snow days | 14 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 5 |
The best time to visit Greeley during the most sunny months:
The largest precipitation sum in Greeley is at