September weather in Gallipolis, OH
The average temperature in Gallipolis in September is 68.4°F (57.0°F–79.8°F). Average precipitation: 3.75 inches.
September is a fall month in Gallipolis, and is warmer than the annual average of 54.9°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 14m. For travel, September is one of the best months of the year to visit.
Avg High
79.8°F
Avg Low
57.0°F
Precipitation
3.75 in
Daylight
12h 14m
September records in Gallipolis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 105.1°F (1953) | 37.9°F (2009) | 2.00 in (2016) |
| September 2 | 102.9°F (1953) | 41.0°F (1949) | 1.26 in (2003) |
| September 3 | 102.9°F (1953) | 44.1°F (1967) | 2.55 in (2003) |
| September 4 | 102.9°F (2011) | 43.0°F (1982) | 1.75 in (1981) |
| September 5 | 100.0°F (1954) | 43.0°F (1984) | 2.10 in (2011) |
| September 6 | 99.0°F (2007) | 41.0°F (1984) | 0.87 in (2025) |
| September 7 | 100.0°F (1939) | 41.0°F (1984) | 0.87 in (2024) |
| September 8 | 104.0°F (1939) | 39.9°F (1951) | 1.30 in (2004) |
| September 9 | 100.9°F (1939) | 39.9°F (1949) | 3.80 in (2004) |
| September 10 | 97.0°F (2002) | 39.0°F (1943) | 2.55 in (2018) |
| September 11 | 96.1°F (1936) | 39.9°F (1969) | 1.42 in (1965) |
| September 12 | 97.0°F (1936) | 42.1°F (1940) | 1.20 in (1965) |
| September 13 | 100.9°F (1939) | 36.0°F (1940) | 3.03 in (1938) |
| September 14 | 104.0°F (1939) | 34.0°F (1964) | 1.69 in (1938) |
| September 15 | 99.0°F (1936) | 39.0°F (1985) | 0.93 in (1981) |
| September 16 | 102.0°F (1939) | 36.0°F (1966) | 1.85 in (1934) |
| September 17 | 95.0°F (1955) | 39.0°F (1940) | 1.85 in (1996) |
| September 18 | 95.0°F (1954) | 35.1°F (1937) | 4.00 in (2004) |
| September 19 | 93.9°F (1948) | 35.1°F (1959) | 2.10 in (2003) |
| September 20 | 93.9°F (1940) | 35.1°F (1937) | 1.80 in (1966) |
| September 21 | 96.1°F (1936) | 30.9°F (1956) | 2.53 in (1979) |
| September 22 | 99.0°F (1936) | 35.1°F (1983) | 1.32 in (2013) |
| September 23 | 98.1°F (1936) | 32.0°F (1981) | 1.24 in (2006) |
| September 24 | 98.1°F (2010) | 30.9°F (1981) | 1.82 in (1972) |
| September 25 | 97.0°F (2007) | 30.0°F (1942) | 2.39 in (2025) |
| September 26 | 98.1°F (2007) | 32.0°F (1943) | 2.20 in (1971) |
| September 27 | 95.0°F (1939) | 33.1°F (1940) | 3.80 in (1976) |
| September 28 | 93.9°F (1959) | 30.9°F (1942) | 1.86 in (1964) |
| September 29 | 96.1°F (1953) | 27.0°F (1942) | 2.19 in (1934) |
| September 30 | 98.1°F (1953) | 32.0°F (1935) | 1.99 in (1959) |