|
Typical Chattanooga September Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 84.3 °F | |
| Average daily low | 63.2 °F | |
| Average monthly precipitation | 4.2 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 26.2% | |
| Daily chance of snow | 0% | |
|
Chattanooga September Weather Records 1879–2024 |
||
|---|---|---|
| Highest temperature | 104 °F | September 7, 1925 |
| Lowest temperature | 36 °F | September 30, 1967 |
| Highest daily low | 80 °F | September 4, 1925 |
| Lowest daily high | 53 °F | September 30, 1920 |
| Hottest average high temperature | 94.4 °F | 2019 |
| Coldest average high temperature | 75.9 °F | 1880 |
| Most daily precipitation | 9.5 inches | September 5, 2011 |
| Most monthly precipitation | 14.2 inches | 1977 |
| Most daily snow | none | - |
| Most monthly snow | none | - |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 88.2 | 67.5 | 100 | 49 |
| September 2 | 87.9 | 67.2 | 100 | 53 |
| September 3 | 87.7 | 67.0 | 100 | 51 |
| September 4 | 87.5 | 66.7 | 102 | 51 |
| September 5 | 87.4 | 66.5 | 104 | 52 |
| September 6 | 87.1 | 66.2 | 103 | 53 |
| September 7 | 86.9 | 66.0 | 104 | 51 |
| September 8 | 86.6 | 65.8 | 100 | 52 |
| September 9 | 86.4 | 65.5 | 102 | 49 |
| September 10 | 86.1 | 65.2 | 98 | 50 |
| September 11 | 85.8 | 64.9 | 96 | 46 |
| September 12 | 85.5 | 64.6 | 98 | 40 |
| September 13 | 85.2 | 64.3 | 103 | 41 |
| September 14 | 84.9 | 64.0 | 98 | 42 |
| September 15 | 84.5 | 63.5 | 97 | 46 |
| September 16 | 84.2 | 63.1 | 98 | 47 |
| September 17 | 83.9 | 62.6 | 100 | 49 |
| September 18 | 83.6 | 62.2 | 98 | 47 |
| September 19 | 83.3 | 61.8 | 100 | 42 |
| September 20 | 83.0 | 61.5 | 99 | 40 |
| September 21 | 82.8 | 61.1 | 98 | 44 |
| September 22 | 82.4 | 60.8 | 96 | 41 |
| September 23 | 82.1 | 60.4 | 95 | 40 |
| September 24 | 81.7 | 60.1 | 94 | 41 |
| September 25 | 81.3 | 59.8 | 97 | 41 |
| September 26 | 81.0 | 59.5 | 96 | 42 |
| September 27 | 80.6 | 59.1 | 95 | 38 |
| September 28 | 80.3 | 58.8 | 94 | 39 |
| September 29 | 79.9 | 58.5 | 95 | 37 |
| September 30 | 79.6 | 58.1 | 97 | 36 |