December weather in Delta, LA
The average temperature in Delta in December is 49.7°F (39.7°F–59.6°F). Average precipitation: 5.38 inches.
December is a winter month in Delta, and is cooler than the annual average of 66.1°F. Daily temperatures swing about 19.9°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 53m. For travel, December is a wet month.
Avg High
59.6°F
Avg Low
39.7°F
Precipitation
5.38 in
Daylight
9h 53m
December records in Delta
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 81.0°F (2018) | 24.1°F (2011) | 0.94 in (2023) |
| December 2 | 81.0°F (2012) | 25.0°F (2008) | 0.26 in (2009) |
| December 3 | 80.1°F (2005) | 27.0°F (2007) | 1.37 in (2016) |
| December 4 | 81.0°F (1998) | 21.9°F (2007) | 2.06 in (2002) |
| December 5 | 81.0°F (2013) | 19.9°F (2006) | 1.62 in (2016) |
| December 6 | 82.0°F (1998) | 18.0°F (2005) | 0.76 in (2013) |
| December 7 | 82.0°F (2022) | 19.9°F (2010) | 0.66 in (1998) |
| December 8 | 84.0°F (2022) | 21.0°F (2011) | 2.37 in (2018) |
| December 9 | 81.0°F (2007) | 19.2°F (2017) | 2.33 in (2008) |
| December 10 | 84.9°F (2021) | 21.0°F (2005) | 2.51 in (2012) |
| December 11 | 82.0°F (2015) | 23.0°F (2005) | 3.56 in (1998) |
| December 12 | 81.0°F (2007) | 24.1°F (2011) | 1.29 in (2001) |
| December 13 | 80.1°F (2015) | 19.9°F (2010) | 2.25 in (2001) |
| December 14 | 80.1°F (2021) | 19.0°F (2010) | 2.97 in (2005) |
| December 15 | 79.0°F (2021) | 21.0°F (2025) | 1.25 in (2007) |
| December 16 | 81.0°F (2021) | 23.2°F (2013) | 2.16 in (2012) |
| December 17 | 82.0°F (2016) | 19.9°F (2007) | 0.75 in (2008) |
| December 18 | 80.1°F (2021) | 25.0°F (2000) | 1.23 in (2016) |
| December 19 | 78.1°F (2012) | 21.9°F (1996) | 0.97 in (2002) |
| December 20 | 77.0°F (2025) | 19.9°F (1996) | 1.23 in (2007) |
| December 21 | 79.0°F (2013) | 26.1°F (2012) | 2.32 in (2015) |
| December 22 | 79.0°F (2025) | 19.9°F (2005) | 1.56 in (2011) |
| December 23 | 80.1°F (2015) | 12.2°F (2022) | 1.53 in (2002) |
| December 24 | 79.0°F (2016) | 15.3°F (2022) | 1.36 in (2023) |
| December 25 | 80.1°F (2021) | 17.2°F (2022) | 2.03 in (2012) |
| December 26 | 82.0°F (2015) | 18.0°F (2010) | 1.37 in (2011) |
| December 27 | 82.0°F (2021) | 12.9°F (2010) | 2.40 in (2018) |
| December 28 | 80.1°F (2021) | 19.0°F (2010) | 1.13 in (2024) |
| December 29 | 84.0°F (2021) | 24.3°F (2017) | 1.21 in (2003) |
| December 30 | 84.9°F (2021) | 19.9°F (2012) | 2.00 in (2006) |
| December 31 | 84.9°F (2021) | 19.9°F (2000) | 2.09 in (2010) |