September weather in New Iberia, LA
The average temperature in New Iberia in September is 79.6°F (70.1°F–89.0°F). Average precipitation: 5.05 inches.
September is a fall month in New Iberia, and is warmer than the annual average of 69.2°F. Daily temperatures swing about 18.9°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 12h 10m. For travel, September is a wet month.
Avg High
89.0°F
Avg Low
70.1°F
Precipitation
5.05 in
Daylight
12h 10m
September records in New Iberia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (2000) | 66.0°F (2006) | 2.42 in (2008) |
| September 2 | 100.9°F (2000) | 63.0°F (2009) | 2.53 in (2001) |
| September 3 | 100.9°F (2000) | 66.0°F (2009) | 4.17 in (2011) |
| September 4 | 100.9°F (2000) | 66.9°F (1998) | 3.07 in (2016) |
| September 5 | 100.0°F (2000) | 64.9°F (2011) | 2.44 in (2024) |
| September 6 | 100.0°F (2023) | 57.9°F (2011) | 1.08 in (2007) |
| September 7 | 100.0°F (2023) | 57.9°F (2011) | 1.37 in (2023) |
| September 8 | 95.0°F (2013) | 57.9°F (2011) | 1.91 in (2001) |
| September 9 | 93.9°F (2004) | 55.0°F (2011) | 3.02 in (2000) |
| September 10 | 95.0°F (2013) | 59.0°F (2011) | 2.86 in (2016) |
| September 11 | 95.0°F (2010) | 61.0°F (2021) | 4.87 in (1998) |
| September 12 | 97.0°F (2010) | 59.0°F (2017) | 2.48 in (2012) |
| September 13 | 96.1°F (2013) | 57.0°F (2015) | 1.93 in (2007) |
| September 14 | 93.9°F (2002) | 57.0°F (2015) | 2.52 in (2021) |
| September 15 | 97.0°F (2018) | 62.1°F (1999) | 0.84 in (2015) |
| September 16 | 95.0°F (2004) | 61.0°F (1999) | 1.49 in (2005) |
| September 17 | 99.0°F (2004) | 59.0°F (1999) | 1.40 in (2012) |
| September 18 | 97.0°F (2018) | 55.9°F (1999) | 1.00 in (2022) |
| September 19 | 97.0°F (2005) | 60.1°F (1999) | 1.47 in (2021) |
| September 20 | 97.0°F (2005) | 60.1°F (2012) | 0.67 in (2020) |
| September 21 | 96.1°F (2018) | 60.1°F (2006) | 1.36 in (2013) |
| September 22 | 97.0°F (2022) | 53.1°F (1999) | 1.61 in (2018) |
| September 23 | 96.1°F (2022) | 50.0°F (1999) | 1.15 in (2020) |
| September 24 | 96.1°F (2022) | 52.0°F (1999) | 1.05 in (2018) |
| September 25 | 93.9°F (2022) | 55.0°F (2021) | 0.54 in (2002) |
| September 26 | 93.0°F (2013) | 52.0°F (2000) | 0.85 in (2010) |
| September 27 | 95.0°F (2023) | 51.1°F (2000) | 0.20 in (2015) |
| September 28 | 93.9°F (2009) | 53.1°F (2001) | 1.64 in (2021) |
| September 29 | 93.0°F (2017) | 51.1°F (2022) | 2.39 in (2012) |
| September 30 | 93.9°F (2023) | 50.0°F (2022) | 0.67 in (2012) |