September weather in Mamou, LA
The average temperature in Mamou in September is °F (°F–°F). Average precipitation: 4.54 inches.
September is a fall month in Mamou, and is cooler than the annual average of 0°F. Expect about 6 days with precipitation. Daylight averages about 12h 11m.
Avg High
°F
Avg Low
°F
Precipitation
4.54 in
Daylight
12h 11m
September records in Mamou
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (1947) | 62.1°F (1946) | 3.00 in (2001) |
| September 2 | 100.0°F (1951) | 57.9°F (1954) | 1.98 in (1999) |
| September 3 | 98.1°F (1932) | 60.1°F (1952) | 1.95 in (2003) |
| September 4 | 99.0°F (1963) | 57.0°F (1934) | 2.25 in (2011) |
| September 5 | 100.0°F (1932) | 55.0°F (1952) | 2.50 in (2004) |
| September 6 | 96.1°F (1926) | 57.0°F (1928) | 4.15 in (1943) |
| September 7 | 99.0°F (1954) | 55.9°F (1934) | 1.70 in (2024) |
| September 8 | 98.1°F (1954) | 55.0°F (1934) | 1.13 in (2007) |
| September 9 | 99.0°F (1954) | 55.0°F (1934) | 0.90 in (1933) |
| September 10 | 100.9°F (1954) | 57.9°F (1943) | 3.35 in (1965) |
| September 11 | 96.1°F (1937) | 55.0°F (1943) | 3.11 in (1945) |
| September 12 | 97.0°F (1930) | 46.9°F (1940) | 3.26 in (1998) |
| September 13 | 97.0°F (1926) | 46.9°F (1940) | 2.03 in (2000) |
| September 14 | 96.1°F (1954) | 50.0°F (1940) | 2.00 in (2021) |
| September 15 | 97.0°F (1954) | 55.0°F (1945) | 6.00 in (2021) |
| September 16 | 98.1°F (1927) | 54.0°F (1961) | 1.50 in (1942) |
| September 17 | 100.0°F (1927) | 51.1°F (1961) | 4.85 in (2021) |
| September 18 | 100.0°F (1927) | 53.1°F (1961) | 1.95 in (1943) |
| September 19 | 97.0°F (1954) | 52.0°F (1961) | 1.38 in (1932) |
| September 20 | 97.0°F (1933) | 54.0°F (1928) | 1.68 in (1932) |
| September 21 | 99.0°F (1944) | 50.0°F (1938) | 1.32 in (1996) |
| September 22 | 98.1°F (1944) | 48.9°F (1938) | 1.95 in (1995) |
| September 23 | 93.0°F (1931) | 50.0°F (1938) | 3.50 in (1940) |
| September 24 | 97.0°F (1936) | 51.1°F (1927) | 6.50 in (1940) |
| September 25 | 95.0°F (1931) | 51.1°F (1928) | 1.91 in (1930) |
| September 26 | 96.1°F (1954) | 48.9°F (1940) | 1.80 in (1946) |
| September 27 | 96.1°F (1953) | 45.0°F (1942) | 4.60 in (1935) |
| September 28 | 98.1°F (1953) | 46.0°F (1942) | 3.72 in (1996) |
| September 29 | 97.0°F (1953) | 42.1°F (1967) | 1.90 in (2011) |
| September 30 | 98.1°F (1928) | 45.0°F (1967) | 1.47 in (1958) |