Average annual temperature is 17.2 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 219 days
Number of rainy days: 146 days
Look at detailed online map of Lake Hiwassee
* Weather data for Lake Hiwassee 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) | 21.2 | 22.8 | 26.2 | 30.6 | 33.3 | 38.4 | 38.2 | 39.9 | 37.8 | 30.8 | 26.5 | 18.7 |
| Average daytime temperature (°C) | 12.4 | 13.5 | 17.1 | 22.0 | 26.7 | 31.7 | 34.7 | 35.1 | 30.9 | 23.1 | 17.0 | 13.1 |
| Average temperature (°C) | 6.3 | 6.8 | 10.6 | 15.4 | 20.9 | 25.6 | 28.6 | 29.2 | 25.2 | 17.7 | 11.3 | 7.9 |
| Average night temperature (°C) | 1.9 | 2.3 | 6.0 | 10.2 | 16.0 | 20.4 | 23.9 | 24.1 | 20.4 | 13.4 | 7.0 | 4.4 |
| Absolute minimum temperature (°C) | -9.4 | -6.5 | -4.9 | 4.1 | 6.7 | 16.4 | 19.8 | 17.8 | 16.1 | -0.2 | -3.1 | -2.5 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 7.1 | 7.9 | 9.7 | 10.1 | 11.5 | 11.7 | 12.1 | 10.5 | 8.6 | 7.7 | 7.1 |
| Precipitation (mm) | 30 | 87 | 79 | 92 | 101 | 158 | 136 | 50 | 105 | 97 | 83 | 62 |
| Sunny days | 23 | 16 | 18 | 15 | 13 | 11 | 18 | 20 | 17 | 20 | 24 | 24 |
| Rainy days | 8 | 12 | 13 | 15 | 18 | 19 | 13 | 11 | 13 | 11 | 6 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Lake Hiwassee during the most sunny months:
The largest precipitation sum in Lake Hiwassee is at