|
Typical Lancaster September Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 77.0 °F | |
| Average daily low | 56.1 °F | |
| Average monthly precipitation | 4.8 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 31.7% | |
| Daily chance of snow | 0% | |
|
Lancaster September Weather Records 1894–2024 |
||
|---|---|---|
| Highest temperature | 99 °F | September 2, 1980 |
| Lowest temperature | 29 °F | September 21, 1962 |
| Highest daily low | 74 °F | September 1, 1958 |
| Lowest daily high | 52 °F | September 25, 1950 |
| Hottest average high temperature | 85.9 °F | 1930 |
| Coldest average high temperature | 71.6 °F | 1950 |
| Most daily precipitation | 7.7 inches | September 12, 1901 |
| Most monthly precipitation | 12.7 inches | 1999 |
| Most daily snow | none | - |
| Most monthly snow | none | - |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| September 1 | 81.4 | 60.3 | 98 | 41 |
| September 2 | 81.1 | 60.0 | 99 | 40 |
| September 3 | 80.9 | 59.8 | 99 | 43 |
| September 4 | 80.7 | 59.5 | 98 | 43 |
| September 5 | 80.4 | 59.2 | 95 | 38 |
| September 6 | 80.2 | 58.9 | 99 | 39 |
| September 7 | 80.0 | 58.7 | 97 | 36 |
| September 8 | 79.8 | 58.5 | 98 | 39 |
| September 9 | 79.4 | 58.2 | 95 | 37 |
| September 10 | 79.1 | 57.9 | 97 | 36 |
| September 11 | 78.7 | 57.5 | 97 | 32 |
| September 12 | 78.3 | 57.2 | 98 | 32 |
| September 13 | 78.1 | 57.0 | 92 | 36 |
| September 14 | 77.8 | 56.7 | 94 | 36 |
| September 15 | 77.3 | 56.4 | 96 | 36 |
| September 16 | 76.9 | 55.9 | 95 | 35 |
| September 17 | 76.6 | 55.5 | 92 | 34 |
| September 18 | 76.2 | 55.1 | 88 | 34 |
| September 19 | 75.8 | 54.7 | 92 | 32 |
| September 20 | 75.5 | 54.3 | 92 | 33 |
| September 21 | 75.1 | 54.0 | 95 | 29 |
| September 22 | 74.7 | 53.6 | 96 | 31 |
| September 23 | 74.3 | 53.3 | 96 | 35 |
| September 24 | 73.9 | 52.8 | 93 | 31 |
| September 25 | 73.6 | 52.5 | 95 | 32 |
| September 26 | 73.3 | 52.2 | 91 | 32 |
| September 27 | 72.9 | 51.9 | 90 | 30 |
| September 28 | 72.5 | 51.5 | 96 | 29 |
| September 29 | 72.1 | 51.0 | 88 | 31 |
| September 30 | 71.7 | 50.6 | 89 | 32 |