September weather in Oskaloosa, KS
The average temperature in Oskaloosa in September is 68.4°F (56.7°F–80.0°F). Average precipitation: 3.36 inches.
September is a fall month in Oskaloosa, and is warmer than the annual average of 54.5°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 14m. For travel, September is one of the best months of the year to visit.
Avg High
80.0°F
Avg Low
56.7°F
Precipitation
3.36 in
Daylight
12h 14m
September records in Oskaloosa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 104.0°F (2000) | 46.0°F (1967) | 2.68 in (1977) |
| September 2 | 108.0°F (2000) | 46.0°F (1974) | 2.68 in (1972) |
| September 3 | 105.1°F (2000) | 41.0°F (1974) | 0.40 in (1961) |
| September 4 | 99.0°F (1978) | 45.0°F (1974) | 1.61 in (1964) |
| September 5 | 99.0°F (1978) | 44.1°F (1974) | 2.77 in (1975) |
| September 6 | 100.0°F (1978) | 44.1°F (1988) | 2.25 in (1989) |
| September 7 | 98.1°F (1971) | 48.9°F (1986) | 2.47 in (1972) |
| September 8 | 97.0°F (1971) | 45.0°F (2008) | 2.54 in (1996) |
| September 9 | 97.0°F (1970) | 45.0°F (2008) | 5.27 in (1989) |
| September 10 | 98.1°F (1984) | 43.0°F (1962) | 1.07 in (1965) |
| September 11 | 100.9°F (2000) | 46.0°F (1959) | 2.26 in (1975) |
| September 12 | 98.1°F (1980) | 43.0°F (1975) | 4.67 in (1977) |
| September 13 | 93.9°F (1984) | 39.0°F (1974) | 3.80 in (2008) |
| September 14 | 90.0°F (2010) | 39.9°F (1974) | 2.89 in (1984) |
| September 15 | 91.0°F (1978) | 39.0°F (1993) | 1.70 in (1970) |
| September 16 | 100.0°F (1978) | 42.1°F (1993) | 1.13 in (1988) |
| September 17 | 95.0°F (1983) | 37.0°F (1980) | 1.23 in (2001) |
| September 18 | 96.1°F (1972) | 37.9°F (1981) | 2.94 in (1978) |
| September 19 | 93.9°F (1972) | 33.1°F (1991) | 2.40 in (2010) |
| September 20 | 95.0°F (1980) | 37.9°F (1991) | 1.42 in (1965) |
| September 21 | 96.1°F (1980) | 34.0°F (1983) | 3.85 in (1985) |
| September 22 | 93.0°F (1980) | 30.9°F (1995) | 4.10 in (1970) |
| September 23 | 90.0°F (1988) | 28.9°F (1983) | 2.73 in (1986) |
| September 24 | 91.0°F (1984) | 36.0°F (1989) | 2.28 in (1968) |
| September 25 | 87.1°F (1967) | 37.0°F (1975) | 3.05 in (1973) |
| September 26 | 91.9°F (1990) | 32.0°F (1984) | 1.05 in (1996) |
| September 27 | 91.0°F (1971) | 39.0°F (1989) | 1.78 in (1999) |
| September 28 | 90.0°F (2002) | 35.1°F (1967) | 1.08 in (1973) |
| September 29 | 93.0°F (2002) | 30.9°F (1984) | 1.86 in (1988) |
| September 30 | 90.0°F (1969) | 34.0°F (1984) | 1.07 in (1986) |