September weather in Leonard, MO
The average temperature in Leonard in September is 66.3°F (53.9°F–78.8°F). Average precipitation: 3.90 inches.
September is a fall month in Leonard, and is warmer than the annual average of 52.6°F. Daily temperatures swing about 24.9°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
78.8°F
Avg Low
53.9°F
Precipitation
3.90 in
Daylight
12h 15m
September records in Leonard
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1960) | 37.9°F (1967) | 4.30 in (2003) |
| September 2 | 100.9°F (2011) | 44.1°F (1946) | 1.73 in (1952) |
| September 3 | 99.0°F (1960) | 39.9°F (1952) | 1.80 in (1941) |
| September 4 | 100.9°F (1947) | 36.0°F (1974) | 3.82 in (1961) |
| September 5 | 97.0°F (1954) | 39.9°F (1974) | 1.56 in (1971) |
| September 6 | 99.0°F (1960) | 41.0°F (2025) | 2.80 in (2018) |
| September 7 | 99.0°F (1960) | 37.0°F (2014) | 2.20 in (1898) |
| September 8 | 104.0°F (1947) | 32.0°F (1986) | 1.80 in (1948) |
| September 9 | 99.0°F (1947) | 39.9°F (1943) | 3.50 in (1926) |
| September 10 | 97.0°F (1947) | 39.9°F (1976) | 3.72 in (2014) |
| September 11 | 96.1°F (1953) | 41.0°F (1960) | 2.00 in (1896) |
| September 12 | 95.0°F (2000) | 33.1°F (1955) | 2.40 in (1928) |
| September 13 | 97.0°F (1956) | 34.0°F (1953) | 2.90 in (1977) |
| September 14 | 96.1°F (2025) | 37.0°F (1974) | 4.92 in (1961) |
| September 15 | 95.0°F (2025) | 37.0°F (1979) | 1.34 in (1934) |
| September 16 | 97.0°F (1954) | 37.9°F (1966) | 4.15 in (1965) |
| September 17 | 95.0°F (1953) | 35.1°F (1943) | 1.00 in (1899) |
| September 18 | 95.0°F (1953) | 32.0°F (1981) | 1.35 in (2022) |
| September 19 | 97.0°F (1947) | 34.0°F (1991) | 1.50 in (1929) |
| September 20 | 93.9°F (1948) | 35.1°F (1984) | 1.90 in (1921) |
| September 21 | 95.0°F (2018) | 28.9°F (1983) | 4.88 in (1947) |
| September 22 | 93.9°F (1956) | 28.0°F (1983) | 1.95 in (1970) |
| September 23 | 93.0°F (2017) | 23.0°F (1983) | 4.58 in (1993) |
| September 24 | 93.0°F (2017) | 30.9°F (1942) | 2.50 in (1986) |
| September 25 | 91.9°F (2017) | 34.0°F (1985) | 1.93 in (2009) |
| September 26 | 93.0°F (1956) | 32.0°F (1980) | 2.10 in (1996) |
| September 27 | 91.0°F (1953) | 28.9°F (1942) | 1.46 in (1936) |
| September 28 | 98.1°F (1953) | 25.0°F (1942) | 1.20 in (1944) |
| September 29 | 98.1°F (1953) | 30.0°F (1967) | 1.70 in (2019) |
| September 30 | 95.0°F (1953) | 30.0°F (1984) | 3.45 in (1986) |