September weather in Chapman, KS
The average temperature in Chapman in September is 68.6°F (55.6°F–81.7°F). Average precipitation: 3.08 inches.
September is a fall month in Chapman, and is warmer than the annual average of 54.5°F. Daily temperatures swing about 26.1°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
81.7°F
Avg Low
55.6°F
Precipitation
3.08 in
Daylight
12h 14m
September records in Chapman
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (1922) | 39.9°F (1949) | 2.12 in (1910) |
| September 2 | 109.0°F (1939) | 45.0°F (1952) | 1.70 in (1941) |
| September 3 | 114.1°F (1947) | 43.0°F (1928) | 3.00 in (2021) |
| September 4 | 105.1°F (1954) | 46.9°F (1953) | 2.50 in (2021) |
| September 5 | 109.0°F (1931) | 44.1°F (2011) | 2.24 in (1956) |
| September 6 | 105.1°F (1931) | 41.0°F (2017) | 1.35 in (1946) |
| September 7 | 109.0°F (1947) | 39.9°F (1934) | 1.13 in (1916) |
| September 8 | 104.0°F (1931) | 45.0°F (1923) | 2.15 in (1929) |
| September 9 | 102.0°F (1919) | 39.9°F (1943) | 1.25 in (1954) |
| September 10 | 102.9°F (1919) | 42.1°F (1910) | 1.62 in (1925) |
| September 11 | 100.0°F (1936) | 36.0°F (1940) | 3.13 in (1916) |
| September 12 | 102.0°F (1911) | 42.1°F (1924) | 8.10 in (1933) |
| September 13 | 105.1°F (1931) | 36.0°F (2014) | 2.00 in (2012) |
| September 14 | 102.9°F (1911) | 36.0°F (2014) | 1.78 in (1984) |
| September 15 | 102.0°F (1939) | 36.0°F (1949) | 1.00 in (1926) |
| September 16 | 102.0°F (1931) | 36.0°F (1934) | 1.19 in (1922) |
| September 17 | 100.9°F (1947) | 39.9°F (1918) | 1.25 in (1915) |
| September 18 | 102.9°F (1931) | 39.9°F (1918) | 2.15 in (2011) |
| September 19 | 100.9°F (2022) | 34.0°F (1938) | 1.85 in (1967) |
| September 20 | 100.0°F (2022) | 30.0°F (1918) | 3.10 in (1978) |
| September 21 | 100.9°F (2022) | 34.0°F (1927) | 2.56 in (1965) |
| September 22 | 99.0°F (1937) | 35.1°F (1911) | 2.00 in (1962) |
| September 23 | 97.0°F (1926) | 37.9°F (1909) | 1.87 in (1943) |
| September 24 | 97.0°F (1920) | 28.9°F (1942) | 2.00 in (1962) |
| September 25 | 95.0°F (1938) | 36.0°F (1928) | 1.12 in (1955) |
| September 26 | 100.9°F (1938) | 34.0°F (1942) | 2.53 in (1935) |
| September 27 | 97.0°F (1911) | 28.9°F (1942) | 1.52 in (1967) |
| September 28 | 107.1°F (1953) | 30.0°F (1908) | 2.50 in (1945) |
| September 29 | 97.0°F (1953) | 28.0°F (1916) | 1.10 in (1904) |
| September 30 | 100.9°F (1938) | 28.0°F (1920) | 1.27 in (1998) |