September weather in Ralston, OK
The average temperature in Ralston in September is 73.0°F (60.2°F–85.8°F). Average precipitation: 3.39 inches.
September is a fall month in Ralston, and is warmer than the annual average of 60.1°F. Daily temperatures swing about 25.6°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
85.8°F
Avg Low
60.2°F
Precipitation
3.39 in
Daylight
12h 13m
September records in Ralston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 108.0°F (2000) | 52.0°F (1987) | 1.50 in (2020) |
| September 2 | 109.0°F (2000) | 51.1°F (1965) | 2.35 in (1974) |
| September 3 | 111.0°F (2012) | 41.0°F (1974) | 2.70 in (1966) |
| September 4 | 106.0°F (1998) | 39.0°F (1974) | 4.60 in (1940) |
| September 5 | 107.1°F (2012) | 39.9°F (1974) | 3.54 in (1940) |
| September 6 | 104.0°F (1998) | 42.1°F (2011) | 2.05 in (2014) |
| September 7 | 106.0°F (1998) | 44.1°F (2011) | 3.10 in (1995) |
| September 8 | 102.0°F (1985) | 45.0°F (2004) | 1.10 in (2007) |
| September 9 | 100.9°F (1970) | 45.0°F (2004) | 2.73 in (2015) |
| September 10 | 100.9°F (2000) | 42.1°F (1962) | 3.05 in (1922) |
| September 11 | 104.0°F (2000) | 42.1°F (1959) | 3.67 in (1925) |
| September 12 | 100.9°F (2011) | 45.0°F (1959) | 1.43 in (1957) |
| September 13 | 102.9°F (1965) | 42.1°F (2006) | 4.60 in (1961) |
| September 14 | 105.1°F (1965) | 41.0°F (1974) | 2.20 in (2002) |
| September 15 | 100.0°F (1978) | 39.0°F (1993) | 2.15 in (1930) |
| September 16 | 100.0°F (1978) | 41.0°F (1993) | 4.30 in (1988) |
| September 17 | 97.0°F (1972) | 43.0°F (1979) | 1.60 in (1986) |
| September 18 | 97.0°F (2022) | 37.0°F (1973) | 3.45 in (1971) |
| September 19 | 98.1°F (1997) | 37.9°F (1991) | 2.06 in (1924) |
| September 20 | 100.0°F (2022) | 37.9°F (1971) | 3.20 in (1974) |
| September 21 | 100.0°F (2022) | 37.0°F (1983) | 2.40 in (1947) |
| September 22 | 100.9°F (2022) | 35.1°F (1995) | 1.70 in (2019) |
| September 23 | 93.0°F (1981) | 34.0°F (1995) | 3.08 in (1970) |
| September 24 | 95.0°F (1984) | 33.1°F (1989) | 1.30 in (1927) |
| September 25 | 98.1°F (2012) | 35.1°F (1989) | 3.18 in (1959) |
| September 26 | 91.9°F (1990) | 30.0°F (2000) | 4.25 in (2019) |
| September 27 | 97.0°F (2009) | 35.1°F (2000) | 2.65 in (1973) |
| September 28 | 95.0°F (1998) | 36.0°F (1967) | 4.00 in (1944) |
| September 29 | 96.1°F (1979) | 36.0°F (1974) | 2.50 in (1943) |
| September 30 | 97.0°F (1969) | 30.0°F (1984) | 7.75 in (1986) |