September weather in Bertrand, MO
The average temperature in Bertrand in September is 72.0°F (60.2°F–83.9°F). Average precipitation: 3.21 inches.
September is a fall month in Bertrand, and is warmer than the annual average of 59.5°F. Daily temperatures swing about 23.7°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
83.9°F
Avg Low
60.2°F
Precipitation
3.21 in
Daylight
12h 13m
September records in Bertrand
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (1953) | 48.0°F (1967) | 1.05 in (1965) |
| September 2 | 100.0°F (2011) | 50.0°F (1965) | 3.50 in (2012) |
| September 3 | 100.9°F (1954) | 48.0°F (1952) | 1.59 in (1962) |
| September 4 | 100.9°F (2011) | 46.0°F (1952) | 1.93 in (1971) |
| September 5 | 102.0°F (1954) | 44.1°F (1988) | 1.63 in (2023) |
| September 6 | 100.9°F (1954) | 44.1°F (1988) | 0.75 in (1975) |
| September 7 | 99.0°F (1960) | 48.0°F (1956) | 1.08 in (1958) |
| September 8 | 97.0°F (1960) | 45.0°F (1956) | 1.41 in (2018) |
| September 9 | 99.0°F (1980) | 45.0°F (1956) | 0.60 in (1973) |
| September 10 | 100.9°F (1980) | 46.0°F (1976) | 2.50 in (2010) |
| September 11 | 99.0°F (1953) | 46.9°F (1969) | 5.92 in (1965) |
| September 12 | 96.1°F (2013) | 46.9°F (1955) | 1.52 in (1975) |
| September 13 | 97.0°F (1980) | 45.0°F (1955) | 2.17 in (1951) |
| September 14 | 99.0°F (1980) | 41.0°F (1964) | 1.06 in (1965) |
| September 15 | 99.0°F (2025) | 45.0°F (1961) | 2.06 in (1977) |
| September 16 | 96.1°F (2019) | 44.1°F (1961) | 2.00 in (1962) |
| September 17 | 98.1°F (2019) | 44.1°F (1966) | 1.86 in (1958) |
| September 18 | 97.0°F (1953) | 44.1°F (1973) | 2.50 in (2006) |
| September 19 | 98.1°F (1954) | 39.9°F (1991) | 2.01 in (1966) |
| September 20 | 96.1°F (1955) | 41.0°F (1973) | 1.06 in (1967) |
| September 21 | 98.1°F (2018) | 41.0°F (1962) | 2.38 in (1979) |
| September 22 | 98.1°F (2010) | 39.9°F (1995) | 1.28 in (2006) |
| September 23 | 96.1°F (2010) | 34.0°F (1989) | 3.50 in (2006) |
| September 24 | 95.0°F (2010) | 39.0°F (1995) | 1.65 in (1977) |
| September 25 | 93.0°F (1998) | 37.9°F (1965) | 1.35 in (1993) |
| September 26 | 91.9°F (1998) | 39.0°F (1991) | 2.55 in (1966) |
| September 27 | 93.9°F (1998) | 37.0°F (1991) | 1.81 in (1964) |
| September 28 | 95.0°F (1953) | 35.1°F (1967) | 2.85 in (2024) |
| September 29 | 98.1°F (1953) | 36.0°F (1967) | 0.67 in (1973) |
| September 30 | 95.0°F (1998) | 39.9°F (1963) | 2.00 in (1988) |