|
Typical Redmond September Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 77.9 °F | |
| Average daily low | 39.2 °F | |
| Average monthly precipitation | 0.4 inches | |
| Daily chance of precipitation | 11.2% | |
|
Redmond September Weather Records 1911–2024 |
||
|---|---|---|
| Highest temperature | 106 °F | September 2, 2022 |
| Lowest temperature | 15 °F | September 29, 1941 |
| Highest daily low | 65 °F | September 11, 1943 |
| Lowest daily high | 42 °F | September 24, 1948 |
| Hottest average high temperature | 85.9 °F | 1998 |
| Coldest average high temperature | 66.9 °F | 1986 |
| Most daily precipitation | 0.7 inches | September 19, 2010 |
| Most monthly precipitation | 1.8 inches | 1940 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 82.2 | 42.5 | 104 | 28 |
| September 2 | 81.8 | 42.3 | 106 | 28 |
| September 3 | 81.4 | 42.1 | 101 | 30 |
| September 4 | 81.0 | 41.8 | 101 | 31 |
| September 5 | 80.7 | 41.5 | 99 | 29 |
| September 6 | 80.4 | 41.2 | 98 | 26 |
| September 7 | 80.1 | 41.0 | 97 | 26 |
| September 8 | 79.8 | 40.7 | 97 | 28 |
| September 9 | 79.5 | 40.5 | 94 | 26 |
| September 10 | 79.3 | 40.2 | 98 | 28 |
| September 11 | 78.9 | 40.0 | 95 | 28 |
| September 12 | 78.6 | 39.7 | 94 | 24 |
| September 13 | 78.4 | 39.5 | 96 | 24 |
| September 14 | 78.2 | 39.3 | 96 | 22 |
| September 15 | 78.0 | 39.2 | 97 | 23 |
| September 16 | 77.7 | 39.1 | 97 | 25 |
| September 17 | 77.3 | 38.9 | 95 | 19 |
| September 18 | 76.9 | 38.6 | 92 | 22 |
| September 19 | 76.3 | 38.3 | 95 | 24 |
| September 20 | 75.8 | 38.0 | 95 | 23 |
| September 21 | 75.4 | 37.7 | 96 | 23 |
| September 22 | 75.0 | 37.4 | 92 | 19 |
| September 23 | 74.6 | 37.1 | 97 | 18 |
| September 24 | 74.3 | 36.9 | 94 | 16 |
| September 25 | 73.8 | 36.7 | 95 | 19 |
| September 26 | 73.2 | 36.5 | 95 | 24 |
| September 27 | 72.6 | 36.1 | 97 | 25 |
| September 28 | 72.1 | 35.8 | 93 | 22 |
| September 29 | 71.6 | 35.5 | 91 | 15 |
| September 30 | 71.2 | 35.2 | 91 | 23 |