September weather in Winnsboro, LA
The average temperature in Winnsboro in September is 77.6°F (65.4°F–89.9°F). Average precipitation: inches.
September is a fall month in Winnsboro, and is warmer than the annual average of 66°F. Daily temperatures swing about 24.5°F between overnight low and afternoon high. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
89.9°F
Avg Low
65.4°F
Precipitation
in
Daylight
12h 11m
September records in Winnsboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.9°F (2011) | 59.0°F (2009) | 0.58 in (2017) |
| September 2 | 99.0°F (2011) | 54.0°F (2009) | 3.42 in (2008) |
| September 3 | 99.0°F (2013) | 62.1°F (2009) | 15.11 in (2008) |
| September 4 | 99.0°F (2013) | 60.1°F (2006) | 0.76 in (2004) |
| September 5 | 99.0°F (2013) | 53.1°F (2010) | 0.41 in (2004) |
| September 6 | 102.0°F (2013) | 57.0°F (2011) | 1.64 in (2007) |
| September 7 | 99.0°F (2013) | 50.0°F (2011) | 0.00 in (2004) |
| September 8 | 100.9°F (2015) | 54.0°F (2011) | 1.60 in (2010) |
| September 9 | 99.0°F (2013) | 53.1°F (2011) | 0.44 in (2012) |
| September 10 | 99.0°F (2013) | 55.9°F (2021) | 0.00 in (2004) |
| September 11 | 99.0°F (2013) | 57.9°F (2017) | 0.18 in (2015) |
| September 12 | 98.1°F (2014) | 55.9°F (2022) | 1.50 in (2015) |
| September 13 | 98.1°F (2013) | 53.1°F (2015) | 0.36 in (2009) |
| September 14 | 100.0°F (2013) | 48.9°F (2015) | 2.87 in (2007) |
| September 15 | 93.9°F (2005) | 50.0°F (2015) | 1.71 in (2009) |
| September 16 | 99.0°F (2005) | 55.0°F (2007) | 0.00 in (2004) |
| September 17 | 98.1°F (2010) | 57.0°F (2007) | 0.70 in (2005) |
| September 18 | 98.1°F (2010) | 60.1°F (2008) | 1.28 in (2012) |
| September 19 | 100.9°F (2010) | 53.1°F (2012) | 1.11 in (2009) |
| September 20 | 100.0°F (2010) | 50.0°F (2012) | 1.00 in (2021) |
| September 21 | 100.9°F (2005) | 53.1°F (2006) | 0.00 in (2004) |
| September 22 | 98.1°F (2005) | 55.9°F (2006) | 0.43 in (2006) |
| September 23 | 97.0°F (2005) | 51.1°F (2021) | 0.13 in (2007) |
| September 24 | 96.1°F (2010) | 48.9°F (2021) | 0.08 in (2004) |
| September 25 | 98.1°F (2010) | 54.0°F (2011) | 2.34 in (2013) |
| September 26 | 97.0°F (2005) | 50.0°F (2006) | 0.74 in (2007) |
| September 27 | 96.1°F (2005) | 50.0°F (2022) | 0.00 in (2004) |
| September 28 | 93.9°F (2012) | 50.0°F (2022) | 0.00 in (2004) |
| September 29 | 93.9°F (2005) | 45.0°F (2006) | 0.00 in (2004) |
| September 30 | 95.0°F (2011) | 48.9°F (2009) | 0.08 in (2015) |