Average annual temperature is 10.4 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: -25.4 °C
Number of sunny days: 199 days
Number of rainy days: 137 days
Number of snow days: 29 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) | 7.6 | 9.2 | 20.9 | 24.8 | 30.5 | 32.3 | 33.0 | 37.0 | 33.5 | 29.0 | 16.7 | 12.0 |
| Average daytime temperature (°C) | 0.2 | 2.8 | 6.4 | 15.2 | 23.1 | 27.9 | 27.9 | 27.9 | 24.7 | 15.9 | 8.7 | 5.4 |
| Average temperature (°C) | -3.6 | -2.4 | 1.2 | 8.9 | 16.6 | 22.0 | 22.5 | 22.7 | 19.3 | 11.6 | 3.8 | 1.4 |
| Average night temperature (°C) | -6.2 | -6.6 | -2.8 | 3.9 | 10.7 | 16.0 | 17.3 | 17.9 | 14.8 | 7.9 | 0.2 | -1.1 |
| Absolute minimum temperature (°C) | -25.4 | -23.3 | -14.1 | -4.3 | 1.6 | 8.1 | 11.8 | 11.5 | 8.8 | -4.8 | -13.6 | -8.6 |
| 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 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 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) | 4.1 | 7.0 | 6.7 | 9.0 | 12.1 | 12.4 | 12.5 | 11.5 | 9.8 | 6.9 | 7.1 | 4.2 |
| Precipitation (mm) | 66 | 60 | 69 | 71 | 52 | 24 | 110 | 53 | 62 | 92 | 16 | 41 |
| Sunny days | 16 | 17 | 12 | 18 | 22 | 14 | 15 | 16 | 15 | 15 | 23 | 16 |
| Rainy days | 8 | 8 | 11 | 11 | 9 | 16 | 16 | 15 | 15 | 14 | 5 | 9 |
| Snow days | 7 | 3 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 6 |
The best time to visit Greeley during the most sunny months:
The largest precipitation sum in Greeley is at