Average annual temperature is 16 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -7.2 °C
Number of sunny days: 211
Number of rainy days: 153
Number of snow days: 1
Average annual precipitation: 1127 mm
Look at detailed online map of Charleston
* Weather data for Charleston United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.8 | 22.5 | 23.2 | 27.7 | 31 | 36.4 | 35.3 | 36.8 | 32.6 | 30.3 | 25.1 | 19.3 |
| Average daytime temperature (°C) | 11.2 | 13.8 | 15 | 21.2 | 26.6 | 30.9 | 32 | 30.7 | 28.4 | 22.2 | 15.3 | 11.7 |
| Average temperature (°C) | 6.3 | 7.6 | 9.4 | 14.8 | 20.7 | 24.6 | 26.5 | 25.7 | 22.7 | 16.7 | 9.8 | 6.9 |
| Average night temperature (°C) | 2.6 | 3.6 | 5 | 9.4 | 15.3 | 18.5 | 21.8 | 21.5 | 17.8 | 12.4 | 5.4 | 3.4 |
| Absolute minimum temperature (°C) | -5.7 | -7.2 | -6 | 2.1 | 5.8 | 12.3 | 16.2 | 16.2 | 14.1 | -1.4 | -2.9 | -4.7 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.3 | 11.3 | 12.6 | 13.7 | 14.5 | 14.7 | 14.7 | 14 | 13 | 11.8 | 10.7 | 9.8 |
| Daylight mean duration (h) | 10 | 10.8 | 12 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.3 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.7 | 10.4 | 11.4 | 12.6 | 13.7 | 14.5 | 14.1 | 13 | 11.9 | 10.7 | 9.8 | 9.6 |
| Sunshine mean duration (h) | 6.2 | 7.2 | 8 | 10.2 | 11.8 | 12.9 | 11.6 | 10.3 | 10.9 | 8.5 | 7.9 | 6.7 |
| Precipitation (mm) | 204 | 126 | 163 | 116 | 54 | 35 | 117 | 105 | 51 | 75 | 24 | 55 |
| Sunny days | 13 | 16 | 16 | 17 | 19 | 16 | 11 | 18 | 18 | 22 | 24 | 21 |
| Rainy days | 18 | 11 | 15 | 13 | 12 | 14 | 20 | 13 | 12 | 9 | 6 | 10 |
The best time to visit Charleston during the most sunny months:
The largest precipitation sum in Charleston is at