September weather in Unionville, NC
The average temperature in Unionville in September is 72.5°F (61.4°F–83.5°F). Average precipitation: 4.60 inches.
September is a fall month in Unionville, and is warmer than the annual average of 60.9°F. Daily temperatures swing about 22.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
83.5°F
Avg Low
61.4°F
Precipitation
4.60 in
Daylight
12h 12m
September records in Unionville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1912) | 46.0°F (1946) | 1.60 in (2017) |
| September 2 | 104.0°F (1932) | 46.0°F (1967) | 2.67 in (1994) |
| September 3 | 102.0°F (1944) | 43.0°F (1909) | 1.90 in (1938) |
| September 4 | 107.1°F (1925) | 48.9°F (1908) | 6.74 in (1998) |
| September 5 | 102.9°F (1925) | 44.1°F (1997) | 4.52 in (1979) |
| September 6 | 102.0°F (1954) | 46.9°F (1924) | 1.68 in (2022) |
| September 7 | 105.1°F (1925) | 41.0°F (1924) | 5.81 in (1949) |
| September 8 | 106.0°F (1925) | 45.0°F (1984) | 4.80 in (2004) |
| September 9 | 97.0°F (1925) | 45.0°F (1966) | 1.75 in (1977) |
| September 10 | 100.0°F (1939) | 39.9°F (1956) | 3.54 in (1967) |
| September 11 | 99.0°F (1925) | 42.1°F (1902) | 1.75 in (2022) |
| September 12 | 98.1°F (1933) | 37.9°F (1917) | 1.71 in (2017) |
| September 13 | 99.0°F (2019) | 45.0°F (1940) | 2.10 in (1964) |
| September 14 | 97.0°F (1927) | 41.0°F (1985) | 2.30 in (1924) |
| September 15 | 99.0°F (1927) | 36.0°F (1902) | 2.07 in (2002) |
| September 16 | 98.1°F (1921) | 37.9°F (1902) | 5.81 in (2018) |
| September 17 | 100.9°F (1931) | 39.0°F (1908) | 4.30 in (2018) |
| September 18 | 102.0°F (1931) | 39.9°F (1917) | 4.43 in (1928) |
| September 19 | 98.1°F (1925) | 41.0°F (1917) | 2.81 in (1982) |
| September 20 | 100.0°F (1925) | 39.9°F (1916) | 5.63 in (1966) |
| September 21 | 98.1°F (1925) | 36.0°F (1916) | 0.95 in (1911) |
| September 22 | 100.0°F (1931) | 36.0°F (1918) | 3.08 in (1989) |
| September 23 | 100.9°F (1931) | 35.1°F (1918) | 2.92 in (2000) |
| September 24 | 98.1°F (1931) | 36.0°F (1899) | 2.47 in (1947) |
| September 25 | 98.1°F (1933) | 37.9°F (1983) | 2.81 in (1980) |
| September 26 | 100.0°F (1931) | 37.0°F (1950) | 1.53 in (1991) |
| September 27 | 97.0°F (1933) | 39.9°F (1914) | 3.29 in (1953) |
| September 28 | 96.1°F (1933) | 36.0°F (1899) | 4.95 in (2004) |
| September 29 | 93.9°F (1933) | 35.1°F (1899) | 3.32 in (1963) |
| September 30 | 97.0°F (2019) | 35.1°F (1942) | 4.00 in (1959) |