September weather in Bellefontaine, OH
The average temperature in Bellefontaine in September is 65.2°F (54.4°F–76.0°F). Average precipitation: 3.18 inches.
September is a fall month in Bellefontaine, and is warmer than the annual average of 50.6°F. Daily temperatures swing about 21.6°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
76.0°F
Avg Low
54.4°F
Precipitation
3.18 in
Daylight
12h 15m
September records in Bellefontaine
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1932) | 42.1°F (1909) | 2.03 in (1959) |
| September 2 | 98.1°F (1953) | 36.0°F (1909) | 2.40 in (2003) |
| September 3 | 97.0°F (1913) | 39.0°F (1908) | 1.50 in (1922) |
| September 4 | 98.1°F (1913) | 39.9°F (1997) | 1.45 in (1991) |
| September 5 | 95.0°F (1954) | 39.9°F (1997) | 2.10 in (1926) |
| September 6 | 96.1°F (1899) | 36.0°F (1924) | 2.28 in (1971) |
| September 7 | 97.0°F (1939) | 35.1°F (1924) | 1.37 in (1969) |
| September 8 | 93.9°F (1899) | 37.9°F (2024) | 4.60 in (2020) |
| September 9 | 93.9°F (1964) | 39.9°F (1944) | 1.76 in (2018) |
| September 10 | 98.1°F (1919) | 33.1°F (1924) | 3.12 in (1905) |
| September 11 | 93.9°F (1897) | 32.0°F (1917) | 1.50 in (1986) |
| September 12 | 95.0°F (1896) | 37.0°F (1917) | 2.24 in (1974) |
| September 13 | 96.1°F (1939) | 37.0°F (1953) | 1.83 in (1925) |
| September 14 | 97.0°F (1939) | 30.9°F (1923) | 1.60 in (1979) |
| September 15 | 96.1°F (1939) | 36.0°F (1904) | 1.63 in (1911) |
| September 16 | 97.0°F (1927) | 34.0°F (1916) | 2.34 in (2005) |
| September 17 | 93.0°F (1897) | 35.1°F (1937) | 1.90 in (1969) |
| September 18 | 93.9°F (1895) | 30.0°F (1959) | 1.48 in (1896) |
| September 19 | 95.0°F (1895) | 36.0°F (1912) | 1.74 in (1925) |
| September 20 | 95.0°F (1895) | 32.0°F (1896) | 1.48 in (1957) |
| September 21 | 93.9°F (1908) | 30.9°F (1927) | 2.01 in (2013) |
| September 22 | 93.9°F (1895) | 30.0°F (1918) | 1.39 in (1957) |
| September 23 | 91.0°F (1908) | 28.0°F (1913) | 2.16 in (1955) |
| September 24 | 93.0°F (1908) | 30.0°F (1928) | 2.00 in (2000) |
| September 25 | 91.9°F (1908) | 28.0°F (1942) | 1.80 in (1902) |
| September 26 | 88.0°F (1986) | 27.0°F (1928) | 2.00 in (2011) |
| September 27 | 89.1°F (1998) | 33.1°F (1991) | 2.00 in (2002) |
| September 28 | 88.0°F (1905) | 25.0°F (1942) | 2.35 in (1996) |
| September 29 | 93.0°F (1953) | 28.9°F (1942) | 2.48 in (1896) |
| September 30 | 88.0°F (1919) | 28.9°F (1916) | 1.33 in (1986) |