September weather in Fort Supply, OK
The average temperature in Fort Supply in September is 70.3°F (56.0°F–84.7°F). Average precipitation: 1.99 inches.
September is a fall month in Fort Supply, and is warmer than the annual average of 56.9°F. Daily temperatures swing about 28.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
84.7°F
Avg Low
56.0°F
Precipitation
1.99 in
Daylight
12h 13m
September records in Fort Supply
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 108.0°F (2011) | 50.0°F (1956) | 2.02 in (1994) |
| September 2 | 105.1°F (2000) | 50.0°F (1952) | 1.93 in (1974) |
| September 3 | 108.0°F (1947) | 41.0°F (1974) | 1.26 in (1959) |
| September 4 | 107.1°F (2000) | 43.0°F (1974) | 1.90 in (1973) |
| September 5 | 105.1°F (1998) | 45.0°F (2011) | 0.28 in (1967) |
| September 6 | 105.1°F (1998) | 37.0°F (2011) | 0.68 in (1965) |
| September 7 | 104.0°F (1947) | 41.0°F (2004) | 0.45 in (1981) |
| September 8 | 102.0°F (1971) | 42.1°F (2004) | 1.06 in (1994) |
| September 9 | 102.0°F (1940) | 39.0°F (2004) | 0.92 in (1960) |
| September 10 | 102.9°F (2000) | 41.0°F (1962) | 0.43 in (2006) |
| September 11 | 106.0°F (2000) | 43.0°F (1940) | 1.09 in (1985) |
| September 12 | 99.0°F (1943) | 44.1°F (2003) | 1.93 in (2008) |
| September 13 | 105.1°F (1956) | 39.0°F (1974) | 1.91 in (1989) |
| September 14 | 102.9°F (1956) | 39.9°F (1974) | 2.05 in (1957) |
| September 15 | 100.0°F (1956) | 34.0°F (1993) | 1.14 in (1950) |
| September 16 | 102.0°F (1953) | 34.0°F (1993) | 1.32 in (1996) |
| September 17 | 102.9°F (1978) | 41.0°F (1965) | 1.80 in (1962) |
| September 18 | 99.0°F (1956) | 39.0°F (2006) | 1.18 in (1996) |
| September 19 | 100.9°F (2000) | 30.0°F (2003) | 0.62 in (1942) |
| September 20 | 99.0°F (1944) | 30.9°F (2003) | 2.28 in (1962) |
| September 21 | 98.1°F (1956) | 34.0°F (1983) | 2.09 in (1985) |
| September 22 | 99.0°F (2005) | 33.1°F (1995) | 1.10 in (1945) |
| September 23 | 98.1°F (2005) | 34.0°F (1995) | 1.07 in (2004) |
| September 24 | 98.1°F (1984) | 36.0°F (1994) | 1.20 in (1960) |
| September 25 | 97.0°F (1984) | 30.9°F (2000) | 2.05 in (1955) |
| September 26 | 96.1°F (1953) | 37.0°F (1975) | 0.97 in (1996) |
| September 27 | 99.0°F (1956) | 34.0°F (1942) | 0.29 in (1999) |
| September 28 | 102.0°F (1953) | 32.0°F (1967) | 2.85 in (1945) |
| September 29 | 99.0°F (1953) | 34.0°F (1984) | 1.66 in (1941) |
| September 30 | 95.0°F (1994) | 28.9°F (1984) | 1.16 in (1986) |