Average annual temperature is 12.6 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -10.8 °C
Number of sunny days: 151 days
Number of rainy days: 205 days
Number of snow days: 9 days
Look at detailed online map of Graham Heights
* Weather data for Graham Heights 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) | 19.1 | 21.6 | 22.4 | 29.0 | 28.3 | 32.2 | 31.9 | 31.4 | 31.1 | 27.1 | 20.2 | 18.3 |
| Average daytime temperature (°C) | 9.3 | 12.2 | 12.3 | 19.6 | 21.9 | 25.9 | 28.5 | 27.1 | 23.8 | 18.7 | 12.5 | 9.8 |
| Average temperature (°C) | 4.3 | 5.6 | 5.9 | 12.5 | 15.5 | 19.4 | 22.9 | 21.5 | 18.5 | 13.4 | 6.5 | 5.0 |
| Average night temperature (°C) | 0.9 | 0.8 | 0.9 | 6.4 | 9.5 | 13.6 | 18.4 | 17.0 | 14.1 | 9.3 | 2.0 | 1.5 |
| Absolute minimum temperature (°C) | -5.7 | -10.8 | -8.4 | -0.7 | 2.5 | 9.1 | 15.1 | 11.3 | 8.0 | 1.0 | -7.1 | -5.4 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 3.1 | 6.5 | 6.6 | 8.3 | 9.8 | 10.8 | 11.0 | 10.3 | 8.8 | 6.8 | 6.8 | 4.8 |
| Precipitation (mm) | 102 | 92 | 94 | 54 | 84 | 104 | 144 | 171 | 71 | 74 | 45 | 73 |
| Sunny days | 8 | 12 | 14 | 15 | 19 | 12 | 5 | 9 | 12 | 13 | 19 | 13 |
| Rainy days | 20 | 14 | 15 | 15 | 12 | 18 | 26 | 22 | 18 | 18 | 10 | 17 |
| Snow days | 3 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Graham Heights during the most sunny months:
The largest precipitation sum in Graham Heights is at