September weather in Fort Gibson, OK
The average temperature in Fort Gibson in September is 73.2°F (61.6°F–84.8°F). Average precipitation: 4.31 inches.
September is a fall month in Fort Gibson, and is warmer than the annual average of 60.5°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
84.8°F
Avg Low
61.6°F
Precipitation
4.31 in
Daylight
12h 13m
September records in Fort Gibson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (2000) | 50.0°F (1967) | 3.81 in (1962) |
| September 2 | 108.0°F (1939) | 52.0°F (1952) | 3.00 in (1974) |
| September 3 | 108.0°F (1939) | 46.0°F (1974) | 3.73 in (1933) |
| September 4 | 107.1°F (1947) | 48.9°F (1934) | 2.00 in (1918) |
| September 5 | 105.1°F (1998) | 48.0°F (1974) | 2.50 in (1977) |
| September 6 | 107.1°F (1907) | 48.9°F (1974) | 1.29 in (1977) |
| September 7 | 106.0°F (2012) | 48.0°F (1918) | 1.95 in (2007) |
| September 8 | 102.9°F (1925) | 48.0°F (1956) | 3.58 in (2007) |
| September 9 | 102.0°F (1936) | 50.0°F (2001) | 1.63 in (1992) |
| September 10 | 106.0°F (1936) | 48.0°F (1968) | 1.69 in (1937) |
| September 11 | 102.0°F (1936) | 44.1°F (1940) | 4.08 in (1947) |
| September 12 | 102.0°F (1930) | 43.0°F (1940) | 2.10 in (1998) |
| September 13 | 100.9°F (1939) | 48.0°F (1960) | 7.47 in (1993) |
| September 14 | 100.9°F (1939) | 46.0°F (1961) | 2.04 in (1925) |
| September 15 | 102.9°F (1939) | 43.0°F (1993) | 2.63 in (1957) |
| September 16 | 104.0°F (1956) | 45.0°F (1961) | 2.00 in (1994) |
| September 17 | 100.0°F (1931) | 42.1°F (1981) | 1.45 in (1968) |
| September 18 | 97.0°F (1931) | 37.9°F (1981) | 1.25 in (1976) |
| September 19 | 100.0°F (1954) | 39.0°F (1981) | 4.10 in (1992) |
| September 20 | 100.0°F (1954) | 39.9°F (1938) | 3.34 in (1990) |
| September 21 | 100.0°F (2022) | 39.0°F (1918) | 2.25 in (2009) |
| September 22 | 100.0°F (1921) | 41.0°F (1982) | 4.35 in (1964) |
| September 23 | 100.0°F (1921) | 37.0°F (1995) | 2.87 in (1970) |
| September 24 | 99.0°F (1939) | 36.0°F (1989) | 2.47 in (1968) |
| September 25 | 100.0°F (1939) | 39.0°F (1989) | 2.50 in (1984) |
| September 26 | 98.1°F (1938) | 39.9°F (1940) | 6.07 in (1996) |
| September 27 | 98.1°F (1954) | 34.0°F (1942) | 1.76 in (1927) |
| September 28 | 104.0°F (1953) | 35.1°F (1908) | 4.40 in (1961) |
| September 29 | 100.0°F (1953) | 35.1°F (1967) | 3.23 in (1986) |
| September 30 | 98.1°F (1938) | 34.0°F (1984) | 3.92 in (1986) |