September weather in Raleigh, NC
The average temperature in Raleigh in September is 72.7°F (62.9°F–82.4°F). Average precipitation: 5.72 inches.
September is a fall month in Raleigh, and is warmer than the annual average of 61.1°F. Daily temperatures swing about 19.5°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 13m. For travel, September is a wet month.
Avg High
82.4°F
Avg Low
62.9°F
Precipitation
5.72 in
Daylight
12h 13m
September records in Raleigh
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1932) | 51.1°F (1976) | 3.47 in (2020) |
| September 2 | 99.0°F (1912) | 46.9°F (1933) | 1.92 in (2024) |
| September 3 | 97.0°F (1930) | 48.9°F (1967) | 2.79 in (1913) |
| September 4 | 100.0°F (1925) | 52.0°F (1967) | 3.66 in (1955) |
| September 5 | 98.1°F (1975) | 46.9°F (1997) | 3.43 in (1999) |
| September 6 | 100.0°F (1899) | 53.1°F (1924) | 5.03 in (1996) |
| September 7 | 102.0°F (1954) | 51.1°F (1965) | 2.42 in (2008) |
| September 8 | 100.0°F (1954) | 51.1°F (1984) | 2.09 in (2009) |
| September 9 | 99.0°F (1939) | 51.1°F (1998) | 2.35 in (1977) |
| September 10 | 97.0°F (2007) | 46.9°F (1956) | 2.51 in (1936) |
| September 11 | 100.0°F (1983) | 46.0°F (1917) | 3.11 in (1996) |
| September 12 | 100.0°F (1983) | 46.0°F (1917) | 2.25 in (1965) |
| September 13 | 97.0°F (1983) | 50.0°F (1917) | 2.00 in (1964) |
| September 14 | 98.1°F (1897) | 45.0°F (1985) | 3.04 in (1904) |
| September 15 | 95.0°F (1927) | 46.0°F (1975) | 2.92 in (1945) |
| September 16 | 95.0°F (1956) | 48.0°F (1985) | 6.04 in (1999) |
| September 17 | 97.0°F (1931) | 46.0°F (1966) | 3.14 in (1945) |
| September 18 | 98.1°F (1896) | 48.9°F (1990) | 3.32 in (1928) |
| September 19 | 98.1°F (1895) | 48.0°F (1929) | 2.56 in (1938) |
| September 20 | 96.1°F (1895) | 44.1°F (1929) | 3.44 in (1947) |
| September 21 | 98.1°F (1895) | 44.1°F (1918) | 2.20 in (1947) |
| September 22 | 98.1°F (1895) | 43.0°F (1918) | 2.74 in (1923) |
| September 23 | 98.1°F (1895) | 42.1°F (1983) | 2.03 in (1906) |
| September 24 | 95.0°F (1980) | 43.0°F (1896) | 3.12 in (2023) |
| September 25 | 96.1°F (1933) | 42.1°F (1950) | 1.76 in (2014) |
| September 26 | 95.0°F (1933) | 42.1°F (1950) | 1.77 in (1939) |
| September 27 | 93.0°F (1900) | 43.0°F (1947) | 2.89 in (1953) |
| September 28 | 91.0°F (1911) | 41.0°F (1947) | 1.41 in (1970) |
| September 29 | 91.9°F (1954) | 43.0°F (1970) | 2.53 in (1963) |
| September 30 | 90.0°F (1973) | 41.0°F (1967) | 4.07 in (2022) |