September weather in Hays, KS
The average temperature in Hays in September is 69.9°F (56.3°F–83.5°F). Average precipitation: 2.12 inches.
September is a fall month in Hays, and is warmer than the annual average of 55.6°F. Daily temperatures swing about 27.2°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
83.5°F
Avg Low
56.3°F
Precipitation
2.12 in
Daylight
12h 14m
September records in Hays
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 104.0°F (1990) | 52.0°F (1993) | 3.64 in (1963) |
| September 2 | 109.0°F (2011) | 50.0°F (1972) | 1.80 in (2018) |
| September 3 | 104.0°F (2012) | 51.1°F (1972) | 1.26 in (2021) |
| September 4 | 102.9°F (2011) | 53.1°F (1993) | 1.01 in (2021) |
| September 5 | 102.0°F (2023) | 48.0°F (2011) | 1.75 in (1989) |
| September 6 | 100.9°F (1970) | 48.0°F (2011) | 1.10 in (2005) |
| September 7 | 104.0°F (1971) | 48.0°F (2017) | 0.75 in (2016) |
| September 8 | 106.0°F (2013) | 50.0°F (2020) | 1.60 in (1954) |
| September 9 | 102.9°F (2013) | 42.1°F (2020) | 0.54 in (1962) |
| September 10 | 100.0°F (1990) | 41.0°F (2020) | 6.58 in (2003) |
| September 11 | 99.0°F (1984) | 45.0°F (2020) | 1.45 in (1957) |
| September 12 | 106.0°F (2021) | 42.1°F (1989) | 1.27 in (1961) |
| September 13 | 100.0°F (2011) | 36.0°F (2014) | 0.68 in (2013) |
| September 14 | 99.0°F (2021) | 37.0°F (2014) | 1.39 in (1957) |
| September 15 | 99.0°F (2017) | 39.0°F (1993) | 1.36 in (2010) |
| September 16 | 99.0°F (1990) | 39.0°F (1993) | 1.12 in (2001) |
| September 17 | 96.1°F (1992) | 46.9°F (1984) | 0.68 in (1967) |
| September 18 | 97.0°F (1992) | 44.1°F (1971) | 2.15 in (1959) |
| September 19 | 99.0°F (2022) | 36.0°F (1971) | 4.90 in (1955) |
| September 20 | 100.0°F (2017) | 37.0°F (1971) | 0.80 in (1958) |
| September 21 | 102.0°F (2022) | 41.0°F (1971) | 2.47 in (1963) |
| September 22 | 100.0°F (2017) | 41.0°F (1972) | 1.06 in (2004) |
| September 23 | 100.0°F (1984) | 36.0°F (1971) | 2.78 in (1968) |
| September 24 | 93.9°F (2016) | 33.1°F (1989) | 0.96 in (1955) |
| September 25 | 95.0°F (2020) | 36.0°F (1984) | 1.70 in (2017) |
| September 26 | 102.0°F (2020) | 37.0°F (1984) | 0.72 in (1992) |
| September 27 | 99.0°F (2021) | 36.0°F (1984) | 0.55 in (1967) |
| September 28 | 97.0°F (2021) | 32.0°F (1984) | 0.80 in (2013) |
| September 29 | 96.1°F (2011) | 26.1°F (1984) | 0.44 in (1965) |
| September 30 | 99.0°F (1994) | 28.0°F (1984) | 1.07 in (1998) |