September weather in West Monroe, LA
The average temperature in West Monroe in September is °F (°F–°F). Average precipitation: 3.35 inches.
September is a fall month in West Monroe, 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
3.35 in
Daylight
12h 11m
September records in West Monroe
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1938) | 60.1°F (1946) | 2.00 in (2001) |
| September 2 | 99.0°F (1940) | 55.9°F (1954) | 2.10 in (2008) |
| September 3 | 99.0°F (1939) | 57.9°F (1954) | 6.00 in (2008) |
| September 4 | 102.0°F (1939) | 62.1°F (1954) | 2.25 in (2011) |
| September 5 | 100.0°F (1954) | 54.0°F (1953) | 1.36 in (2023) |
| September 6 | 100.0°F (1939) | 52.0°F (1953) | 1.41 in (1945) |
| September 7 | 98.1°F (1939) | 55.0°F (1953) | 0.78 in (1942) |
| September 8 | 97.0°F (1939) | 55.9°F (1956) | 0.56 in (1957) |
| September 9 | 98.1°F (1939) | 54.0°F (1953) | 1.50 in (1999) |
| September 10 | 100.0°F (1954) | 54.0°F (1943) | 0.37 in (1960) |
| September 11 | 100.0°F (1939) | 46.0°F (1940) | 3.90 in (1998) |
| September 12 | 99.0°F (1939) | 43.0°F (1940) | 1.90 in (1998) |
| September 13 | 99.0°F (1939) | 42.1°F (1940) | 1.37 in (1961) |
| September 14 | 100.9°F (1939) | 46.0°F (1940) | 1.53 in (2008) |
| September 15 | 98.1°F (1953) | 50.0°F (1940) | 0.77 in (2009) |
| September 16 | 99.0°F (1954) | 48.0°F (1961) | 1.65 in (1957) |
| September 17 | 98.1°F (1953) | 48.9°F (1961) | 1.10 in (2025) |
| September 18 | 99.0°F (1953) | 51.1°F (1961) | 2.00 in (2012) |
| September 19 | 98.1°F (1941) | 48.9°F (1961) | 1.35 in (2009) |
| September 20 | 98.1°F (1954) | 48.0°F (1938) | 2.47 in (1958) |
| September 21 | 98.1°F (1955) | 46.9°F (1938) | 3.08 in (1958) |
| September 22 | 98.1°F (1955) | 46.9°F (1938) | 1.70 in (2003) |
| September 23 | 96.1°F (1956) | 48.0°F (1953) | 2.20 in (2020) |
| September 24 | 93.0°F (1955) | 50.0°F (1954) | 1.96 in (2020) |
| September 25 | 93.0°F (1938) | 48.0°F (1940) | 0.35 in (2000) |
| September 26 | 93.9°F (1954) | 44.1°F (1942) | 1.00 in (2007) |
| September 27 | 98.1°F (1939) | 39.9°F (1942) | 0.63 in (2018) |
| September 28 | 98.1°F (1953) | 42.1°F (1942) | 2.58 in (1961) |
| September 29 | 100.0°F (1953) | 37.0°F (1942) | 1.61 in (1999) |
| September 30 | 99.0°F (1953) | 46.0°F (1963) | 5.00 in (2012) |