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Historical Charleston Weather Data
| Record High Temp (°F) |
Normal High Temp (°F) |
Normal Low Temp (°F) |
Record Low Temp (°F) |
Normal Monthly Precipitation (in.) |
Normal Monthly Snowfall (in.) |
|
|---|---|---|---|---|---|---|
| January | 79 | 42.6 | 24.2 | -16 | 3.25 | 11 |
| February | 79 | 47 | 26.7 | -12 | 3.19 | 8.6 |
| March | 89 | 56.6 | 34 | 0 | 3.9 | 5.5 |
| April | 94 | 66.7 | 41.8 | 19 | 3.25 | 0.9 |
| May | 93 | 74.6 | 50.3 | 26 | 4.3 | 0 |
| June | 98 | 81.5 | 58.3 | 33 | 4.09 | T |
| July | 104 | 84.9 | 62.9 | 46 | 4.86 | T |
| August | 101 | 83.5 | 61.7 | 41 | 4.11 | T |
| September | 102 | 77.3 | 55 | 34 | 3.45 | T |
| October | 92 | 67.1 | 43.1 | 17 | 2.67 | 0.2 |
| November | 85 | 56.4 | 35.3 | 6 | 3.66 | 2.4 |
| December | 80 | 46.8 | 28.2 | -12 | 3.32 | 5.3 |
