September weather in Mound Valley, KS
The average temperature in Mound Valley in September is 69.3°F (57.6°F–81.1°F). Average precipitation: 4.42 inches.
September is a fall month in Mound Valley, and is warmer than the annual average of 56°F. Daily temperatures swing about 23.5°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
81.1°F
Avg Low
57.6°F
Precipitation
4.42 in
Daylight
12h 13m
September records in Mound Valley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 106.0°F (2000) | 48.9°F (2009) | 2.61 in (1974) |
| September 2 | 107.1°F (2000) | 46.0°F (1952) | 4.37 in (2014) |
| September 3 | 108.0°F (2000) | 44.1°F (1974) | 2.26 in (1953) |
| September 4 | 104.0°F (1954) | 42.1°F (1974) | 3.46 in (1970) |
| September 5 | 100.9°F (1954) | 46.0°F (1953) | 0.88 in (1971) |
| September 6 | 102.9°F (1998) | 46.0°F (1988) | 1.98 in (1992) |
| September 7 | 102.9°F (1990) | 46.0°F (1988) | 0.68 in (2008) |
| September 8 | 104.0°F (1998) | 46.0°F (2017) | 2.00 in (1962) |
| September 9 | 100.0°F (1985) | 46.9°F (1981) | 4.91 in (2009) |
| September 10 | 98.1°F (1990) | 39.9°F (1976) | 2.13 in (2016) |
| September 11 | 100.9°F (1956) | 42.1°F (1968) | 1.90 in (1986) |
| September 12 | 102.0°F (1956) | 46.0°F (2022) | 1.37 in (1957) |
| September 13 | 100.0°F (1956) | 43.0°F (2006) | 3.88 in (1961) |
| September 14 | 102.9°F (1956) | 44.1°F (2006) | 4.96 in (1998) |
| September 15 | 104.0°F (1956) | 39.9°F (1961) | 1.74 in (1962) |
| September 16 | 102.0°F (1956) | 39.9°F (1993) | 2.55 in (1996) |
| September 17 | 98.1°F (1980) | 36.0°F (1981) | 1.85 in (2001) |
| September 18 | 100.0°F (1952) | 30.0°F (1981) | 5.19 in (2017) |
| September 19 | 102.0°F (1954) | 37.0°F (1991) | 2.60 in (2002) |
| September 20 | 104.0°F (1954) | 37.0°F (1971) | 2.92 in (1965) |
| September 21 | 98.1°F (1955) | 34.0°F (1983) | 2.25 in (1990) |
| September 22 | 99.0°F (1956) | 30.9°F (1982) | 3.39 in (1970) |
| September 23 | 93.0°F (2000) | 32.0°F (1995) | 1.83 in (1997) |
| September 24 | 90.0°F (1954) | 33.1°F (1989) | 1.64 in (1985) |
| September 25 | 93.9°F (2022) | 35.1°F (1989) | 3.95 in (1993) |
| September 26 | 93.0°F (1953) | 33.1°F (1982) | 3.77 in (1972) |
| September 27 | 93.9°F (1952) | 34.0°F (2000) | 2.61 in (1986) |
| September 28 | 100.9°F (1953) | 35.1°F (1967) | 1.03 in (1987) |
| September 29 | 98.1°F (1953) | 34.0°F (1967) | 1.90 in (1977) |
| September 30 | 97.0°F (1979) | 27.0°F (1984) | 5.00 in (1986) |