September weather in New Castle, VA
The average temperature in New Castle in September is °F (°F–°F). Average precipitation: 3.74 inches.
September is a fall month in New Castle, and is cooler than the annual average of 0°F. Daylight averages about 12h 14m.
Avg High
°F
Avg Low
°F
Precipitation
3.74 in
Daylight
12h 14m
September records in New Castle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 2.90 in (1975) |
| September 2 | — | — | 0.79 in (1969) |
| September 3 | — | — | 2.00 in (1941) |
| September 4 | — | — | 1.12 in (1910) |
| September 5 | — | — | 1.60 in (1953) |
| September 6 | — | — | 2.42 in (1979) |
| September 7 | — | — | 0.82 in (1948) |
| September 8 | — | — | 1.13 in (1977) |
| September 9 | — | — | 0.58 in (1942) |
| September 10 | — | — | 1.68 in (1950) |
| September 11 | — | — | 1.06 in (1978) |
| September 12 | — | — | 0.67 in (1957) |
| September 13 | — | — | 2.12 in (1945) |
| September 14 | — | — | 2.78 in (1966) |
| September 15 | — | — | 1.10 in (1957) |
| September 16 | — | — | 1.26 in (2021) |
| September 17 | — | — | 2.42 in (2018) |
| September 18 | — | — | 2.12 in (1945) |
| September 19 | — | — | 2.12 in (1944) |
| September 20 | — | — | 1.45 in (1954) |
| September 21 | — | — | 1.40 in (1958) |
| September 22 | — | — | 2.60 in (1979) |
| September 23 | — | — | 1.80 in (1907) |
| September 24 | — | — | 1.12 in (1909) |
| September 25 | — | — | 1.70 in (1947) |
| September 26 | — | — | 1.42 in (2024) |
| September 27 | — | — | 2.61 in (1956) |
| September 28 | — | — | 2.02 in (2024) |
| September 29 | — | — | 1.60 in (1972) |
| September 30 | — | — | 3.15 in (1959) |