Average annual temperature is 21.4 °C
Absolute maximum temperature: 44.9 °C
Absolute minimum temperature: -2.6 °C
Number of sunny days: 315 days
Number of rainy days: 50 days
Look at detailed online map of Graham County
* Weather data for Graham County 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) | 18.1 | 22.5 | 27.2 | 35.9 | 36.5 | 42.7 | 44.9 | 43.4 | 40.7 | 34.7 | 30.1 | 22.1 |
| Average daytime temperature (°C) | 13.3 | 17.1 | 20.7 | 29.3 | 32.5 | 37.2 | 42.5 | 39.1 | 35.8 | 30.4 | 21.8 | 17.1 |
| Average temperature (°C) | 8.1 | 10.2 | 13.8 | 21.2 | 25.6 | 29.6 | 35.5 | 32.3 | 28.8 | 23.6 | 16.1 | 11.5 |
| Average night temperature (°C) | 4.0 | 5.2 | 8.5 | 13.6 | 18.5 | 21.9 | 28.2 | 26.4 | 22.5 | 17.8 | 11.2 | 6.8 |
| Absolute minimum temperature (°C) | -2.1 | -2.6 | 0.4 | 1.9 | 12.6 | 17.2 | 24.3 | 22.8 | 18.8 | 8.9 | 4.6 | 0.8 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.8 | 8.9 | 10.0 | 11.9 | 12.4 | 12.8 | 12.6 | 11.7 | 10.8 | 10.2 | 9.1 | 8.0 |
| Precipitation (mm) | 54 | 22 | 17 | 0 | 6 | 0 | 0 | 5 | 19 | 0 | 7 | 36 |
| Sunny days | 22 | 19 | 23 | 30 | 28 | 30 | 30 | 24 | 27 | 29 | 26 | 27 |
| Rainy days | 9 | 9 | 8 | 0 | 3 | 0 | 1 | 7 | 3 | 2 | 4 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Graham County is at