|
Typical Charleston May Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 76.0 °F | |
| Average daily low | 53.2 °F | |
| Average monthly precipitation | 4.9 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 45.5% | |
| Daily chance of snow | 0% | |
|
Charleston May Weather Records 1892–2024 |
||
|---|---|---|
| Highest temperature | 98 °F | May 10, 1930 |
| Lowest temperature | 26 °F | May 10, 1966 |
| Highest daily low | 74 °F | May 22, 1953 |
| Lowest daily high | 43 °F | May 9, 1923 |
| Hottest average high temperature | 87.0 °F | 1916 |
| Coldest average high temperature | 68.9 °F | 1967 |
| Most daily precipitation | 2.4 inches | May 27, 1917 |
| Most monthly precipitation | 8.9 inches | 2020 |
| Most daily snow | 0.6 inches | May 7, 1989 |
| Most monthly snow | 0.6 inches | 1989 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| May 1 | 72.6 | 48.8 | 91 | 31 |
| May 2 | 72.7 | 49.0 | 91 | 28 |
| May 3 | 72.8 | 49.4 | 90 | 31 |
| May 4 | 72.9 | 49.5 | 91 | 29 |
| May 5 | 72.9 | 49.7 | 94 | 32 |
| May 6 | 73.2 | 49.9 | 94 | 31 |
| May 7 | 73.4 | 50.2 | 94 | 29 |
| May 8 | 73.8 | 50.4 | 95 | 34 |
| May 9 | 74.1 | 50.7 | 96 | 31 |
| May 10 | 74.3 | 51.0 | 98 | 26 |
| May 11 | 74.6 | 51.3 | 97 | 28 |
| May 12 | 74.9 | 51.7 | 92 | 35 |
| May 13 | 75.2 | 52.2 | 91 | 33 |
| May 14 | 75.4 | 52.5 | 94 | 31 |
| May 15 | 75.6 | 52.9 | 92 | 35 |
| May 16 | 75.8 | 53.1 | 92 | 35 |
| May 17 | 76.0 | 53.4 | 92 | 34 |
| May 18 | 76.3 | 53.7 | 92 | 33 |
| May 19 | 76.6 | 54.0 | 95 | 35 |
| May 20 | 76.9 | 54.3 | 96 | 32 |
| May 21 | 77.1 | 54.6 | 97 | 35 |
| May 22 | 77.2 | 54.9 | 96 | 30 |
| May 23 | 77.3 | 55.1 | 92 | 34 |
| May 24 | 77.6 | 55.2 | 92 | 32 |
| May 25 | 77.8 | 55.5 | 92 | 33 |
| May 26 | 78.0 | 55.8 | 94 | 37 |
| May 27 | 78.3 | 56.0 | 95 | 37 |
| May 28 | 78.6 | 56.4 | 94 | 38 |
| May 29 | 78.9 | 56.9 | 96 | 38 |
| May 30 | 79.1 | 57.1 | 96 | 38 |
| May 31 | 79.4 | 57.4 | 96 | 38 |