September weather in Winona, KS
The average temperature in Winona in September is 67.1°F (53.1°F–81.1°F). Average precipitation: 1.58 inches.
September is a fall month in Winona, and is warmer than the annual average of 53.1°F. Daily temperatures swing about 28°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
81.1°F
Avg Low
53.1°F
Precipitation
1.58 in
Snow
0.1 in
September records in Winona
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1990) | 46.9°F (1993) | 1.26 in (1966) |
| September 2 | 100.9°F (1964) | 44.1°F (1974) | 1.03 in (2021) |
| September 3 | 102.0°F (1964) | 37.9°F (1974) | 1.30 in (1986) |
| September 4 | 99.0°F (1980) | 39.9°F (1974) | 0.98 in (2016) |
| September 5 | 100.0°F (1976) | 39.9°F (1962) | 2.93 in (2018) |
| September 6 | 99.0°F (1979) | 45.0°F (1967) | 0.23 in (2018) |
| September 7 | 102.0°F (1984) | 43.0°F (1993) | 3.46 in (1996) |
| September 8 | 104.0°F (1971) | 41.0°F (2008) | 1.79 in (1976) |
| September 9 | 99.0°F (1964) | 37.0°F (1962) | 1.31 in (2009) |
| September 10 | 100.0°F (1964) | 39.0°F (1970) | 1.55 in (2002) |
| September 11 | 99.0°F (1988) | 39.9°F (1970) | 1.00 in (1898) |
| September 12 | 99.0°F (1978) | 39.9°F (1970) | 1.06 in (1973) |
| September 13 | 100.9°F (1993) | 37.0°F (1974) | 3.80 in (2013) |
| September 14 | 96.1°F (1994) | 36.0°F (1993) | 0.58 in (1957) |
| September 15 | 99.0°F (1990) | 35.1°F (1993) | 1.50 in (1897) |
| September 16 | 98.1°F (1978) | 39.0°F (1973) | 1.53 in (1966) |
| September 17 | 98.1°F (2007) | 35.1°F (1981) | 0.33 in (2025) |
| September 18 | 100.0°F (1983) | 35.1°F (1965) | 1.64 in (2001) |
| September 19 | 100.9°F (1972) | 32.0°F (1971) | 0.24 in (1965) |
| September 20 | 102.0°F (1980) | 33.1°F (1971) | 0.60 in (1965) |
| September 21 | 98.1°F (1986) | 30.0°F (1983) | 1.36 in (1965) |
| September 22 | 100.0°F (2005) | 30.0°F (1995) | 1.00 in (2004) |
| September 23 | 93.9°F (1984) | 30.9°F (1995) | 2.83 in (2025) |
| September 24 | 97.0°F (1979) | 33.1°F (2000) | 1.50 in (2017) |
| September 25 | 95.0°F (2007) | 30.9°F (2000) | 0.94 in (1955) |
| September 26 | 99.0°F (1998) | 30.9°F (1970) | 1.22 in (1976) |
| September 27 | 95.0°F (1974) | 32.0°F (1967) | 0.60 in (1973) |
| September 28 | 93.0°F (2005) | 30.9°F (1984) | 0.71 in (1973) |
| September 29 | 95.0°F (1994) | 27.0°F (1985) | 1.76 in (1977) |
| September 30 | 97.0°F (1994) | 23.0°F (1985) | 1.72 in (2021) |