Average annual temperature is 20.9 °C
Absolute maximum temperature: 44.0 °C
Absolute minimum temperature: -3.4 °C
Number of sunny days: 311 days
Number of rainy days: 54 days
Look at detailed online map of Graham
* Weather data for Graham 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) | 18.9 | 23.3 | 27.4 | 34.6 | 36.0 | 41.9 | 44.0 | 42.4 | 40.0 | 35.2 | 28.7 | 21.9 |
| Average daytime temperature (°C) | 13.4 | 17.1 | 20.6 | 29.0 | 32.4 | 36.9 | 41.9 | 38.4 | 35.3 | 30.2 | 21.5 | 16.7 |
| Average temperature (°C) | 7.6 | 9.7 | 13.5 | 21.0 | 25.4 | 29.3 | 35.2 | 31.9 | 28.3 | 22.8 | 15.3 | 10.6 |
| Average night temperature (°C) | 2.8 | 4.3 | 7.6 | 13.0 | 17.7 | 21.3 | 27.5 | 25.4 | 21.0 | 15.8 | 9.0 | 5.0 |
| Absolute minimum temperature (°C) | -3.1 | -3.4 | -0.1 | 1.7 | 12.0 | 15.5 | 24.5 | 22.1 | 16.7 | 6.6 | 0.4 | -0.7 |
| 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 | 13.8 | 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 | 9.0 | 10.1 | 12.0 | 12.4 | 12.9 | 12.7 | 11.8 | 10.9 | 10.1 | 9.2 | 8.1 |
| Precipitation (mm) | 59 | 25 | 17 | 0 | 3 | 0 | 0 | 5 | 19 | 1 | 7 | 22 |
| Sunny days | 21 | 20 | 22 | 30 | 26 | 30 | 31 | 22 | 26 | 30 | 25 | 28 |
| Rainy days | 10 | 8 | 9 | 0 | 5 | 0 | 0 | 9 | 4 | 1 | 5 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Graham is at