September weather in Simpson, KS
The average temperature in Simpson in September is °F (°F–°F). Average precipitation: 2.65 inches.
September is a fall month in Simpson, and is cooler than the annual average of 0°F. Daylight averages about 12h 15m.
Avg High
°F
Avg Low
°F
Precipitation
2.65 in
Daylight
12h 15m
September records in Simpson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 64.9°F (1994) | 50.0°F (1993) | 2.19 in (2014) |
| September 2 | 86.0°F (1994) | 55.9°F (1994) | 0.49 in (1963) |
| September 3 | 80.1°F (1993) | 50.0°F (1993) | 4.46 in (1967) |
| September 4 | 93.9°F (1993) | 70.0°F (1994) | 1.84 in (2016) |
| September 5 | 84.0°F (1994) | 60.1°F (1994) | 1.35 in (1969) |
| September 6 | 91.9°F (1994) | — | 0.72 in (1964) |
| September 7 | — | 46.9°F (1993) | 0.53 in (1968) |
| September 8 | 75.9°F (1993) | 46.0°F (1993) | 0.31 in (2012) |
| September 9 | 86.0°F (1993) | 51.1°F (1993) | 0.98 in (2025) |
| September 10 | 87.1°F (1993) | 46.9°F (1993) | 1.52 in (2014) |
| September 11 | 86.0°F (1993) | 57.9°F (1993) | 0.27 in (2022) |
| September 12 | 97.0°F (1993) | 66.9°F (1993) | 1.07 in (1961) |
| September 13 | 96.1°F (1993) | 69.1°F (1993) | 0.65 in (2012) |
| September 14 | 100.0°F (1994) | 42.1°F (1993) | 0.15 in (1958) |
| September 15 | 98.1°F (1994) | 30.9°F (1993) | 0.25 in (1958) |
| September 16 | 87.1°F (1994) | 41.0°F (1993) | 0.86 in (2016) |
| September 17 | 91.0°F (1994) | 46.9°F (1994) | 0.90 in (1964) |
| September 18 | 93.0°F (1994) | 41.0°F (1994) | 4.20 in (1967) |
| September 19 | 98.1°F (1994) | 46.0°F (1994) | 1.26 in (1993) |
| September 20 | 91.9°F (1994) | 55.0°F (1993) | 0.63 in (1983) |
| September 21 | 93.9°F (1993) | 54.0°F (1993) | 2.23 in (1965) |
| September 22 | 97.0°F (1993) | 39.0°F (1994) | 1.22 in (2019) |
| September 23 | 79.0°F (1993) | 42.1°F (1994) | 1.19 in (2025) |
| September 24 | 60.1°F (1993) | 50.0°F (1993) | 1.66 in (1959) |
| September 25 | — | — | 1.21 in (2017) |
| September 26 | 89.1°F (1993) | — | 1.19 in (2017) |
| September 27 | 66.0°F (1993) | 34.0°F (1993) | 0.64 in (1967) |
| September 28 | 90.0°F (1993) | 46.0°F (1993) | 0.48 in (2013) |
| September 29 | 81.0°F (1993) | 39.9°F (1993) | 0.24 in (1962) |
| September 30 | 100.0°F (1994) | 45.0°F (1993) | 0.91 in (2014) |