|
Typical Bloomington-Normal September Weather 1991–2020 |
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|---|---|---|
| Average daily high | 78.4 °F | |
| Average daily low | 53.3 °F | |
| Average monthly precipitation | 3.2 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 25.4% | |
| Daily chance of snow | 0% | |
|
Bloomington-Normal September Weather Records 1893–2024 |
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|---|---|---|
| Highest temperature | 103 °F | September 5, 1899 |
| Lowest temperature | 22 °F | September 30, 1899 |
| Highest daily low | 82 °F | September 1, 1894 |
| Lowest daily high | 46 °F | September 26, 1942 |
| Hottest average high temperature | 88.5 °F | 1897 |
| Coldest average high temperature | 70.6 °F | 1993 |
| Most daily precipitation | 5.2 inches | September 20, 1986 |
| Most monthly precipitation | 13.5 inches | 1961 |
| Most daily snow | 0.4 inches | September 25, 1942 |
| Most monthly snow | 0.4 inches | 1942 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 82.4 | 58.8 | 102 | 42 |
| September 2 | 82.2 | 58.6 | 101 | 42 |
| September 3 | 82.1 | 58.3 | 102 | 42 |
| September 4 | 81.9 | 57.9 | 100 | 42 |
| September 5 | 81.8 | 57.7 | 103 | 42 |
| September 6 | 81.5 | 57.4 | 102 | 40 |
| September 7 | 81.2 | 57.1 | 101 | 39 |
| September 8 | 81.0 | 56.7 | 99 | 39 |
| September 9 | 80.6 | 56.3 | 100 | 44 |
| September 10 | 80.2 | 55.8 | 98 | 37 |
| September 11 | 79.9 | 55.3 | 99 | 32 |
| September 12 | 79.6 | 54.8 | 99 | 41 |
| September 13 | 79.2 | 54.4 | 100 | 34 |
| September 14 | 78.9 | 54.0 | 102 | 34 |
| September 15 | 78.5 | 53.6 | 102 | 35 |
| September 16 | 78.2 | 53.1 | 98 | 33 |
| September 17 | 78.0 | 52.6 | 97 | 34 |
| September 18 | 77.6 | 52.2 | 97 | 32 |
| September 19 | 77.2 | 51.9 | 95 | 32 |
| September 20 | 76.8 | 51.6 | 95 | 31 |
| September 21 | 76.3 | 51.2 | 96 | 32 |
| September 22 | 75.9 | 50.7 | 94 | 34 |
| September 23 | 75.5 | 50.3 | 95 | 29 |
| September 24 | 75.2 | 49.9 | 94 | 33 |
| September 25 | 74.9 | 49.6 | 93 | 30 |
| September 26 | 74.5 | 49.2 | 93 | 30 |
| September 27 | 74.2 | 48.8 | 94 | 30 |
| September 28 | 73.8 | 48.4 | 94 | 26 |
| September 29 | 73.4 | 48.0 | 100 | 29 |
| September 30 | 73.1 | 47.7 | 98 | 22 |