Average annual temperature is 21.3 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -0.4 °C
Number of sunny days: 151 days
Number of rainy days: 214 days
Look at detailed online map of Suwanee Old Town (historical)
* Weather data for Suwanee Old Town (historical) 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) | 26.9 | 28.3 | 29.2 | 32.3 | 33.4 | 33.9 | 34.4 | 36.9 | 33.7 | 31.0 | 29.3 | 25.7 |
| Average daytime temperature (°C) | 20.8 | 24.0 | 24.8 | 28.1 | 29.5 | 31.0 | 32.5 | 33.7 | 31.0 | 27.3 | 22.6 | 19.1 |
| Average temperature (°C) | 14.4 | 17.5 | 18.8 | 21.8 | 23.4 | 25.7 | 27.6 | 28.3 | 25.4 | 21.6 | 17.0 | 14.2 |
| Average night temperature (°C) | 9.6 | 13.2 | 14.1 | 16.7 | 18.4 | 21.5 | 23.9 | 24.2 | 21.1 | 16.8 | 12.8 | 10.5 |
| Absolute minimum temperature (°C) | -0.4 | 4.1 | 3.7 | 10.0 | 13.1 | 18.8 | 22.0 | 21.5 | 16.8 | 8.8 | 3.0 | 1.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.3 | 8.7 | 9.6 | 9.8 | 11.4 | 10.9 | 11.2 | 11.3 | 10.3 | 9.4 | 6.9 | 6.8 |
| Precipitation (mm) | 53 | 51 | 61 | 57 | 62 | 231 | 94 | 110 | 83 | 41 | 83 | 126 |
| Sunny days | 17 | 18 | 13 | 10 | 9 | 6 | 5 | 5 | 10 | 21 | 17 | 20 |
| Rainy days | 14 | 10 | 18 | 20 | 22 | 24 | 26 | 26 | 20 | 10 | 13 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Suwanee Old Town (historical) is at