September weather in Oswego, KS
The average temperature in Oswego in September is °F (°F–°F). Average precipitation: 4.64 inches.
September is a fall month in Oswego, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 12h 13m.
Avg High
°F
Avg Low
°F
Precipitation
4.64 in
Daylight
12h 13m
September records in Oswego
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 105.1°F (1922) | 45.0°F (1893) | 1.72 in (1974) |
| September 2 | 104.0°F (1922) | 45.0°F (1893) | 3.25 in (1894) |
| September 3 | 102.9°F (1897) | 45.0°F (1893) | 2.45 in (1923) |
| September 4 | 105.1°F (1897) | 45.0°F (1893) | 3.30 in (1961) |
| September 5 | 105.1°F (1897) | 52.0°F (1904) | 2.63 in (1965) |
| September 6 | 102.0°F (1900) | 48.9°F (1896) | 1.82 in (1895) |
| September 7 | 102.0°F (1922) | 52.0°F (1918) | 1.38 in (1983) |
| September 8 | 100.9°F (1922) | 53.1°F (1893) | 4.66 in (1972) |
| September 9 | 100.0°F (1897) | 50.0°F (1918) | 3.35 in (1992) |
| September 10 | 100.9°F (1909) | 51.1°F (1907) | 2.25 in (1894) |
| September 11 | 102.9°F (1909) | 42.1°F (1894) | 2.00 in (1986) |
| September 12 | 104.0°F (1897) | 46.0°F (1894) | 1.57 in (1957) |
| September 13 | 108.0°F (1893) | 46.9°F (1919) | 3.30 in (1961) |
| September 14 | 108.0°F (1893) | 51.1°F (1913) | 6.00 in (1998) |
| September 15 | 106.0°F (1893) | 30.0°F (1904) | 4.35 in (1915) |
| September 16 | 98.1°F (1896) | 44.1°F (1894) | 6.10 in (1969) |
| September 17 | 97.0°F (1893) | 35.1°F (1903) | 2.60 in (2016) |
| September 18 | 99.0°F (1893) | 37.0°F (1894) | 4.55 in (2001) |
| September 19 | 102.0°F (1893) | 46.0°F (1912) | 2.01 in (1924) |
| September 20 | 98.1°F (1893) | 37.0°F (1901) | 2.25 in (1965) |
| September 21 | 99.0°F (1893) | 37.0°F (1918) | 3.70 in (1990) |
| September 22 | 97.0°F (1910) | 39.9°F (1918) | 2.65 in (2009) |
| September 23 | 95.0°F (1897) | 39.9°F (1895) | 2.55 in (1970) |
| September 24 | 96.1°F (1897) | 44.1°F (1895) | 1.74 in (1996) |
| September 25 | 95.0°F (1897) | 41.0°F (1912) | 6.64 in (1993) |
| September 26 | 98.1°F (1897) | 35.1°F (1912) | 2.30 in (1996) |
| September 27 | 99.0°F (1897) | 36.0°F (1903) | 1.60 in (1900) |
| September 28 | 96.1°F (1897) | 32.0°F (1908) | 2.52 in (1973) |
| September 29 | 99.0°F (1897) | 32.0°F (1908) | 2.65 in (1977) |
| September 30 | 98.1°F (1897) | 32.0°F (1895) | 8.22 in (1986) |