|
Typical Annapolis September Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 79.4 °F | |
| Average daily low | 64.0 °F | |
| Average monthly precipitation | 4.6 inches | |
| Daily chance of precipitation | 28.4% | |
|
Annapolis September Weather Records 1894–2024 |
||
|---|---|---|
| Highest temperature | 99 °F | September 3, 1993 |
| Lowest temperature | 37 °F | September 28, 1989 |
| Highest daily low | 82 °F | September 9, 1912 |
| Lowest daily high | 54 °F | September 25, 1950 |
| Hottest average high temperature | 87.3 °F | 1998 |
| Coldest average high temperature | 71.1 °F | 1950 |
| Most daily precipitation | 8.8 inches | September 30, 2010 |
| Most monthly precipitation | 15.2 inches | 1999 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 83.2 | 67.8 | 94 | 54 |
| September 2 | 82.9 | 67.5 | 97 | 48 |
| September 3 | 82.7 | 67.3 | 99 | 53 |
| September 4 | 82.5 | 67.1 | 96 | 53 |
| September 5 | 82.2 | 66.9 | 95 | 52 |
| September 6 | 82.0 | 66.7 | 98 | 48 |
| September 7 | 81.8 | 66.5 | 96 | 45 |
| September 8 | 81.6 | 66.3 | 99 | 49 |
| September 9 | 81.3 | 66.1 | 94 | 43 |
| September 10 | 81.0 | 65.8 | 96 | 42 |
| September 11 | 80.7 | 65.5 | 99 | 41 |
| September 12 | 80.5 | 65.2 | 96 | 42 |
| September 13 | 80.2 | 64.9 | 94 | 49 |
| September 14 | 80.0 | 64.7 | 92 | 49 |
| September 15 | 79.6 | 64.4 | 98 | 46 |
| September 16 | 79.2 | 63.9 | 96 | 48 |
| September 17 | 78.8 | 63.5 | 96 | 44 |
| September 18 | 78.5 | 63.0 | 90 | 47 |
| September 19 | 78.2 | 62.6 | 92 | 43 |
| September 20 | 77.8 | 62.3 | 96 | 45 |
| September 21 | 77.6 | 61.9 | 94 | 44 |
| September 22 | 77.2 | 61.5 | 94 | 46 |
| September 23 | 76.9 | 61.1 | 95 | 40 |
| September 24 | 76.5 | 60.7 | 91 | 37 |
| September 25 | 76.2 | 60.4 | 89 | 41 |
| September 26 | 75.9 | 60.1 | 92 | 42 |
| September 27 | 75.6 | 59.8 | 95 | 43 |
| September 28 | 75.2 | 59.5 | 92 | 37 |
| September 29 | 74.8 | 59.1 | 86 | 40 |
| September 30 | 74.4 | 58.7 | 91 | 41 |