Charleston C.O.
The tables below display average monthly climate and weather indicators in Charleston C.O. South Carolina.
Temperature by: Fahrenheit / Centigrade
| Charleston C.O. Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | 9.1 | 10.6 | 14.4 | 18.6 | 22.7 | 26.0 | 27.7 | 27.2 | 24.9 | 19.9 | 15.4 | 11.2 | 18.9 |
| Avg. Max Temperature | 13.3 | 14.9 | 18.6 | 22.8 | 26.4 | 29.5 | 31.2 | 30.6 | 28.2 | 23.9 | 19.6 | 15.4 | 22.8 |
| Avg. Min Temperature | 4.9 | 6.2 | 10.2 | 14.3 | 18.9 | 22.4 | 24.1 | 23.8 | 21.5 | 15.9 | 11.2 | 7.0 | 15.1 |
| Days with Max Temp of 32 C or Higher | 0.0 | 0.0 | 0.0 | < 0.5 | 1.0 | 7.0 | 13.0 | 10.0 | 4.0 | < 0.5 | 0.0 | 0.0 | 34.0 |
| Days with Min Temp Below Freezing | 4.0 | 2.0 | < 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.0 | 9.0 |
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| Charleston C.O. Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 525 | 399 | 238 | 57.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 46.0 | 194 | 407 | 1866 |
| Cooling Degree Days | 11.0 | 7.0 | 18.0 | 69.0 | 242 | 414 | 521 | 496 | 354 | 136 | 35.0 | 10.0 | 2313 |
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| Charleston C.O. Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 3.4 | 3.1 | 4.3 | 2.4 | 3.5 | 5.8 | 6.1 | 7.3 | 4.7 | 2.8 | 2.3 | 2.9 | 48.5 |
| Days with Precipitation 0.01 inch or More | 10.0 | 8.0 | 8.0 | 7.0 | 8.0 | 11.0 | 10.0 | 11.0 | 9.0 | 6.0 | 7.0 | 9.0 | 106 |
| Monthly Snowfall (inches) | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 | < 0.05 |
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| Other Charleston C.O. Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Clear Days | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Partly Cloudy Days | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Cloudy Days | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Percent of Possible Sunshine | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Avg. Relative Humidity | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Weather information for other cities in South Carolina