September weather in Altus, OK
The average temperature in Altus in September is 74.8°F (61.8°F–87.9°F). Average precipitation: 2.56 inches.
September is a fall month in Altus, and is warmer than the annual average of 61.9°F. Daily temperatures swing about 26.1°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
87.9°F
Avg Low
61.8°F
Precipitation
2.56 in
Daylight
12h 12m
September records in Altus
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 108.0°F (1951) | 51.1°F (1915) | 1.93 in (1932) |
| September 2 | 107.1°F (1947) | 53.1°F (1915) | 0.68 in (1989) |
| September 3 | 109.0°F (2000) | 48.0°F (1974) | 1.95 in (1959) |
| September 4 | 108.0°F (1947) | 50.0°F (1974) | 2.69 in (1996) |
| September 5 | 108.0°F (1998) | 50.0°F (1974) | 5.85 in (1971) |
| September 6 | 104.0°F (1963) | 53.1°F (1974) | 0.92 in (1973) |
| September 7 | 105.1°F (1936) | 50.0°F (1943) | 2.46 in (1942) |
| September 8 | 104.0°F (1930) | 51.1°F (2004) | 2.15 in (1949) |
| September 9 | 102.9°F (1936) | 48.0°F (2004) | 1.20 in (1941) |
| September 10 | 104.0°F (1963) | 46.9°F (1962) | 1.24 in (2007) |
| September 11 | 106.0°F (2000) | 50.0°F (1976) | 1.20 in (1969) |
| September 12 | 108.0°F (1930) | 48.9°F (1940) | 3.55 in (1933) |
| September 13 | 105.1°F (1930) | 48.0°F (1975) | 3.50 in (1989) |
| September 14 | 104.0°F (1918) | 46.0°F (1945) | 3.60 in (1925) |
| September 15 | 104.0°F (1943) | 41.0°F (1993) | 1.51 in (2005) |
| September 16 | 104.0°F (1956) | 45.0°F (1993) | 2.43 in (1964) |
| September 17 | 102.0°F (1997) | 41.0°F (1981) | 1.14 in (1976) |
| September 18 | 102.9°F (1952) | 39.9°F (1981) | 1.96 in (1971) |
| September 19 | 102.0°F (1930) | 46.9°F (2003) | 4.38 in (1965) |
| September 20 | 102.9°F (1953) | 44.1°F (1918) | 2.15 in (1965) |
| September 21 | 102.0°F (1977) | 35.1°F (1983) | 1.79 in (1974) |
| September 22 | 100.9°F (1977) | 39.9°F (1983) | 1.92 in (1969) |
| September 23 | 100.0°F (1926) | 39.9°F (1994) | 5.26 in (1997) |
| September 24 | 100.0°F (1930) | 35.1°F (1989) | 1.97 in (1916) |
| September 25 | 99.0°F (1998) | 39.9°F (1975) | 2.77 in (1974) |
| September 26 | 106.0°F (1953) | 37.9°F (2000) | 3.71 in (1936) |
| September 27 | 104.0°F (1953) | 37.9°F (1942) | 1.96 in (1973) |
| September 28 | 105.1°F (1953) | 37.9°F (1967) | 0.70 in (1926) |
| September 29 | 100.0°F (1928) | 39.9°F (1916) | 3.00 in (1986) |
| September 30 | 105.1°F (1977) | 28.0°F (1984) | 1.22 in (1941) |