September weather in Bienville, LA
The average temperature in Bienville in September is 76.9°F (65.1°F–88.7°F). Average precipitation: 3.71 inches.
September is a fall month in Bienville, and is warmer than the annual average of 65.2°F. Daily temperatures swing about 23.6°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
88.7°F
Avg Low
65.1°F
Precipitation
3.71 in
Daylight
12h 11m
September records in Bienville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 106.0°F (2000) | 60.1°F (2004) | 5.25 in (2008) |
| September 2 | 106.0°F (2000) | 53.1°F (1987) | 1.35 in (2007) |
| September 3 | 109.0°F (2000) | 55.0°F (1974) | 3.70 in (1981) |
| September 4 | 108.0°F (2000) | 48.9°F (1974) | 1.48 in (2024) |
| September 5 | 100.9°F (1990) | 54.0°F (1974) | 2.80 in (2024) |
| September 6 | 99.0°F (2002) | 50.0°F (2011) | 1.64 in (2025) |
| September 7 | 100.9°F (2023) | 46.0°F (2011) | 3.07 in (1973) |
| September 8 | 100.9°F (2019) | 48.9°F (2011) | 3.28 in (1974) |
| September 9 | 99.0°F (1980) | 51.1°F (2011) | 2.10 in (2009) |
| September 10 | 98.1°F (1983) | 51.1°F (2011) | 3.23 in (1990) |
| September 11 | 104.0°F (2007) | 48.0°F (1976) | 2.53 in (1998) |
| September 12 | 99.0°F (1980) | 50.0°F (1976) | 4.90 in (1998) |
| September 13 | 100.0°F (1980) | 52.0°F (2015) | 1.23 in (1989) |
| September 14 | 102.9°F (2007) | 52.0°F (2015) | 1.42 in (1978) |
| September 15 | 102.9°F (1980) | 54.0°F (1979) | 0.17 in (2012) |
| September 16 | 100.0°F (1980) | 51.1°F (1984) | 0.46 in (1975) |
| September 17 | 98.1°F (2010) | 50.0°F (1993) | 1.32 in (2021) |
| September 18 | 97.0°F (2013) | 48.0°F (1981) | 0.86 in (1987) |
| September 19 | 98.1°F (2005) | 42.1°F (1981) | 1.30 in (1987) |
| September 20 | 98.1°F (2005) | 45.0°F (1981) | 2.93 in (1979) |
| September 21 | 100.0°F (2005) | 45.0°F (1983) | 2.10 in (2003) |
| September 22 | 100.0°F (2005) | 37.0°F (1983) | 2.20 in (2018) |
| September 23 | 99.0°F (2005) | 41.0°F (1982) | 1.33 in (2020) |
| September 24 | 95.0°F (1980) | 44.1°F (1990) | 2.05 in (1991) |
| September 25 | 95.0°F (2022) | 45.0°F (1994) | 6.20 in (2005) |
| September 26 | 95.0°F (2022) | 44.1°F (1975) | 1.00 in (1993) |
| September 27 | 96.1°F (2005) | 41.0°F (1985) | 4.00 in (1996) |
| September 28 | 95.0°F (2022) | 45.0°F (1993) | 1.90 in (1999) |
| September 29 | 96.1°F (1981) | 46.0°F (1996) | 1.90 in (2012) |
| September 30 | 97.0°F (2019) | 39.9°F (1984) | 3.98 in (2012) |