|
Typical Austin September Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 91.0 °F | |
| Average daily low | 67.8 °F | |
| Average monthly precipitation | 3.0 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 22.6% | |
| Daily chance of snow | 0% | |
|
Austin September Weather Records 1893–2024 |
||
|---|---|---|
| Highest temperature | 112 °F | September 5, 2000 |
| Lowest temperature | 41 °F | September 27, 1942 |
| Highest daily low | 82 °F | September 1, 2020 |
| Lowest daily high | 61 °F | September 27, 1943 |
| Hottest average high temperature | 98.7 °F | 2023 |
| Coldest average high temperature | 80.4 °F | 1974 |
| Most daily precipitation | 15.0 inches | September 9, 1921 |
| Most monthly precipitation | 20.8 inches | 1921 |
| Most daily snow | none | - |
| Most monthly snow | none | - |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 94.4 | 71.4 | 106 | 59 |
| September 2 | 94.1 | 71.2 | 106 | 58 |
| September 3 | 93.9 | 71.1 | 107 | 59 |
| September 4 | 93.8 | 70.9 | 110 | 57 |
| September 5 | 93.6 | 70.8 | 112 | 56 |
| September 6 | 93.4 | 70.6 | 103 | 52 |
| September 7 | 93.2 | 70.4 | 106 | 50 |
| September 8 | 92.9 | 70.1 | 107 | 54 |
| September 9 | 92.6 | 69.9 | 104 | 54 |
| September 10 | 92.4 | 69.6 | 101 | 52 |
| September 11 | 92.1 | 69.3 | 102 | 55 |
| September 12 | 91.9 | 69.0 | 102 | 55 |
| September 13 | 91.6 | 68.7 | 102 | 52 |
| September 14 | 91.4 | 68.4 | 101 | 54 |
| September 15 | 91.1 | 68.1 | 102 | 55 |
| September 16 | 90.9 | 67.7 | 99 | 54 |
| September 17 | 90.7 | 67.4 | 99 | 50 |
| September 18 | 90.5 | 67.1 | 100 | 45 |
| September 19 | 90.2 | 66.8 | 101 | 50 |
| September 20 | 90.0 | 66.5 | 103 | 52 |
| September 21 | 89.8 | 66.3 | 102 | 50 |
| September 22 | 89.6 | 66.1 | 103 | 49 |
| September 23 | 89.3 | 65.7 | 101 | 48 |
| September 24 | 89.0 | 65.4 | 103 | 48 |
| September 25 | 88.7 | 65.1 | 108 | 48 |
| September 26 | 88.4 | 64.8 | 107 | 47 |
| September 27 | 88.1 | 64.4 | 104 | 41 |
| September 28 | 87.9 | 64.2 | 105 | 44 |
| September 29 | 87.7 | 63.9 | 99 | 45 |
| September 30 | 87.5 | 63.5 | 98 | 42 |