|
Typical Dubuque September Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 73.0 °F | |
| Average daily low | 52.0 °F | |
| Average monthly precipitation | 3.8 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 29.1% | |
| Daily chance of snow | 0% | |
|
Dubuque September Weather Records 1938–2024 |
||
|---|---|---|
| Highest temperature | 97 °F | September 9, 1955 |
| Lowest temperature | 28 °F | September 24, 2012 |
| Highest daily low | 74 °F | September 2, 2011 |
| Lowest daily high | 43 °F | September 26, 1942 |
| Hottest average high temperature | 78.1 °F | 2005 |
| Coldest average high temperature | 65.8 °F | 1993 |
| Most daily precipitation | 8.9 inches | September 14, 1967 |
| Most monthly precipitation | 15.5 inches | 1965 |
| Most daily snow | none | - |
| Most monthly snow | none | - |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 77.4 | 57.3 | 95 | 42 |
| September 2 | 77.3 | 57.0 | 94 | 46 |
| September 3 | 77.1 | 56.8 | 93 | 41 |
| September 4 | 76.9 | 56.5 | 92 | 38 |
| September 5 | 76.6 | 56.3 | 92 | 44 |
| September 6 | 76.4 | 55.9 | 91 | 38 |
| September 7 | 76.0 | 55.6 | 94 | 37 |
| September 8 | 75.6 | 55.2 | 94 | 37 |
| September 9 | 75.2 | 54.8 | 97 | 42 |
| September 10 | 74.9 | 54.3 | 93 | 36 |
| September 11 | 74.5 | 53.9 | 90 | 37 |
| September 12 | 74.2 | 53.5 | 89 | 38 |
| September 13 | 73.8 | 53.1 | 88 | 35 |
| September 14 | 73.4 | 52.6 | 91 | 34 |
| September 15 | 73.1 | 52.2 | 89 | 32 |
| September 16 | 72.8 | 51.8 | 87 | 34 |
| September 17 | 72.3 | 51.4 | 90 | 40 |
| September 18 | 71.9 | 51.0 | 90 | 37 |
| September 19 | 71.6 | 50.6 | 91 | 37 |
| September 20 | 71.1 | 50.2 | 93 | 28 |
| September 21 | 70.6 | 49.7 | 88 | 35 |
| September 22 | 70.2 | 49.3 | 88 | 31 |
| September 23 | 69.9 | 49.0 | 89 | 31 |
| September 24 | 69.7 | 48.6 | 88 | 28 |
| September 25 | 69.4 | 48.2 | 87 | 31 |
| September 26 | 69.0 | 47.8 | 87 | 32 |
| September 27 | 68.6 | 47.4 | 88 | 32 |
| September 28 | 68.2 | 47.0 | 91 | 30 |
| September 29 | 67.8 | 46.6 | 93 | 28 |
| September 30 | 67.3 | 46.2 | 87 | 30 |