September weather in Lawton, OK
The average temperature in Lawton in September is 74.7°F (63.6°F–85.7°F). Average precipitation: 3.12 inches.
September is a fall month in Lawton, and is warmer than the annual average of 62°F. Daily temperatures swing about 22.1°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
85.7°F
Avg Low
63.6°F
Precipitation
3.12 in
Daylight
12h 12m
September records in Lawton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.9°F (1939) | 48.9°F (1915) | 1.03 in (1981) |
| September 2 | 109.9°F (1939) | 50.0°F (1915) | 1.50 in (1934) |
| September 3 | 109.0°F (1939) | 48.9°F (1974) | 1.80 in (1986) |
| September 4 | 109.0°F (1939) | 48.0°F (1974) | 2.53 in (1968) |
| September 5 | 108.0°F (1998) | 48.9°F (1974) | 0.95 in (1967) |
| September 6 | 108.0°F (1998) | 48.9°F (1974) | 2.03 in (1973) |
| September 7 | 105.1°F (1917) | 48.9°F (1943) | 2.50 in (1970) |
| September 8 | 104.0°F (1939) | 51.1°F (1950) | 4.20 in (1937) |
| September 9 | 102.9°F (1936) | 52.0°F (1950) | 3.12 in (1941) |
| September 10 | 102.9°F (1936) | 46.9°F (1962) | 1.95 in (1922) |
| September 11 | 102.0°F (1963) | 50.0°F (1935) | 3.73 in (1913) |
| September 12 | 104.0°F (2000) | 46.0°F (1940) | 2.92 in (1989) |
| September 13 | 102.9°F (1965) | 50.0°F (1953) | 4.20 in (1961) |
| September 14 | 105.1°F (1965) | 42.1°F (1945) | 4.65 in (1925) |
| September 15 | 104.0°F (1956) | 43.0°F (1993) | 2.99 in (2005) |
| September 16 | 104.0°F (1956) | 44.1°F (1993) | 1.50 in (1995) |
| September 17 | 100.9°F (1980) | 42.1°F (1981) | 4.00 in (2006) |
| September 18 | 102.9°F (1952) | 42.1°F (1981) | 1.40 in (1971) |
| September 19 | 100.9°F (1954) | 43.0°F (1981) | 3.05 in (1942) |
| September 20 | 104.0°F (1953) | 44.1°F (1971) | 1.76 in (1993) |
| September 21 | 102.0°F (1956) | 39.9°F (1983) | 3.30 in (1957) |
| September 22 | 102.0°F (1926) | 42.1°F (1918) | 5.02 in (1969) |
| September 23 | 100.9°F (1926) | 39.9°F (1989) | 2.76 in (1970) |
| September 24 | 102.9°F (1939) | 41.0°F (1989) | 2.95 in (1913) |
| September 25 | 100.9°F (1939) | 43.0°F (1912) | 3.55 in (1955) |
| September 26 | 102.0°F (1953) | 35.1°F (1912) | 1.90 in (2017) |
| September 27 | 102.9°F (1953) | 36.0°F (1942) | 3.50 in (1945) |
| September 28 | 106.0°F (1953) | 41.0°F (1967) | 2.56 in (2012) |
| September 29 | 100.0°F (1953) | 36.0°F (1916) | 3.60 in (1985) |
| September 30 | 99.0°F (1938) | 35.1°F (1984) | 2.21 in (1945) |