September weather in Palmyra, MO
The average temperature in Palmyra in September is °F (°F–°F). Average precipitation: 3.66 inches.
September is a fall month in Palmyra, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 12h 15m.
Avg High
°F
Avg Low
°F
Precipitation
3.66 in
Daylight
12h 15m
September records in Palmyra
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 104.0°F (1913) | 46.9°F (1919) | 2.75 in (2003) |
| September 2 | 105.1°F (1913) | 46.9°F (1915) | 1.46 in (1935) |
| September 3 | 102.0°F (1913) | 54.0°F (1915) | 1.30 in (1941) |
| September 4 | 102.9°F (1913) | 52.0°F (1914) | 3.67 in (2008) |
| September 5 | 102.0°F (1913) | 48.0°F (1918) | 1.32 in (1898) |
| September 6 | 100.9°F (1913) | 45.0°F (1918) | 1.58 in (1965) |
| September 7 | 99.0°F (1922) | 51.1°F (1918) | 1.20 in (1995) |
| September 8 | 98.1°F (1922) | 51.1°F (1918) | 1.26 in (1968) |
| September 9 | 98.1°F (1922) | 51.1°F (1918) | 2.03 in (1903) |
| September 10 | 95.0°F (1912) | 51.1°F (1917) | 2.81 in (1922) |
| September 11 | 96.1°F (1919) | 34.0°F (1917) | 2.85 in (1913) |
| September 12 | 89.1°F (1916) | 43.0°F (1917) | 1.37 in (1961) |
| September 13 | 90.0°F (1915) | 46.9°F (1913) | 2.63 in (1977) |
| September 14 | 88.0°F (1914) | 46.0°F (1913) | 3.67 in (1961) |
| September 15 | 91.9°F (1920) | 39.9°F (1916) | 2.15 in (1894) |
| September 16 | 88.0°F (1917) | 36.0°F (1916) | 2.18 in (1965) |
| September 17 | 91.9°F (1921) | 37.9°F (1918) | 1.60 in (1899) |
| September 18 | 88.0°F (1919) | 34.0°F (1916) | 1.41 in (1904) |
| September 19 | 93.9°F (1919) | 36.0°F (1916) | 1.78 in (1966) |
| September 20 | 87.1°F (1914) | 35.1°F (1918) | 1.38 in (1955) |
| September 21 | 89.1°F (1921) | 34.0°F (1918) | 3.02 in (1947) |
| September 22 | 87.1°F (1920) | 37.0°F (1918) | 2.27 in (1970) |
| September 23 | 86.0°F (1921) | 35.1°F (1913) | 1.25 in (1931) |
| September 24 | 84.0°F (1920) | 42.1°F (1916) | 3.38 in (1970) |
| September 25 | 88.0°F (1920) | 45.0°F (1922) | 1.28 in (1996) |
| September 26 | 89.1°F (1920) | 33.1°F (1912) | 1.80 in (1976) |
| September 27 | 91.0°F (1920) | 34.0°F (1918) | 2.38 in (1936) |
| September 28 | 78.1°F (1914) | 39.0°F (1913) | 1.60 in (1945) |
| September 29 | 80.1°F (1918) | 33.1°F (1916) | 1.17 in (1999) |
| September 30 | 87.1°F (1922) | 30.0°F (1912) | 1.49 in (1986) |