December weather in Thibodaux, LA
The average temperature in Thibodaux in December is 56.4°F (46.5°F–66.3°F). Average precipitation: 5.25 inches.
December is a winter month in Thibodaux, and is cooler than the annual average of 70.1°F. Daily temperatures swing about 19.8°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 6m. For travel, December is a wet month.
Avg High
66.3°F
Avg Low
46.5°F
Precipitation
5.25 in
Daylight
10h 6m
December records in Thibodaux
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 82.0°F (1991) | 27.0°F (1979) | 1.03 in (1996) |
| December 2 | 82.0°F (1998) | 27.0°F (1979) | 2.51 in (2023) |
| December 3 | 82.9°F (2018) | 28.9°F (1979) | 7.83 in (1990) |
| December 4 | 82.9°F (1978) | 32.0°F (1979) | 5.13 in (1982) |
| December 5 | 81.0°F (1995) | 28.9°F (2006) | 2.68 in (2025) |
| December 6 | 82.9°F (2017) | 28.9°F (2006) | 3.44 in (1989) |
| December 7 | 81.0°F (1995) | 26.1°F (1984) | 2.50 in (1976) |
| December 8 | 82.9°F (2022) | 27.0°F (1984) | 1.50 in (1895) |
| December 9 | 82.0°F (1986) | 27.0°F (2006) | 1.41 in (2004) |
| December 10 | 81.0°F (1985) | 28.0°F (1978) | 1.41 in (1994) |
| December 11 | 81.0°F (2015) | 28.0°F (1978) | 1.85 in (1982) |
| December 12 | 82.0°F (2021) | 26.1°F (1989) | 2.02 in (1985) |
| December 13 | 82.0°F (2016) | 26.1°F (1989) | 2.46 in (1985) |
| December 14 | 82.9°F (1984) | 32.0°F (1985) | 1.66 in (1977) |
| December 15 | 82.0°F (1984) | 24.1°F (1989) | 2.50 in (1976) |
| December 16 | 81.0°F (1984) | 26.1°F (1985) | 1.50 in (1986) |
| December 17 | 82.9°F (2015) | 28.0°F (1988) | 2.00 in (2017) |
| December 18 | 80.1°F (2016) | 24.1°F (1979) | 1.38 in (2017) |
| December 19 | 78.1°F (1984) | 23.0°F (1975) | 2.41 in (1995) |
| December 20 | 80.1°F (1984) | 21.9°F (1996) | 2.21 in (1999) |
| December 21 | 79.0°F (1978) | 23.0°F (1996) | 4.11 in (2006) |
| December 22 | 82.0°F (2025) | 14.0°F (1989) | 3.70 in (2006) |
| December 23 | 81.0°F (2017) | 9.0°F (1989) | 1.82 in (1988) |
| December 24 | 81.0°F (1984) | 12.0°F (1989) | 2.86 in (2014) |
| December 25 | 82.0°F (2015) | 12.9°F (1983) | 2.34 in (1895) |
| December 26 | 82.9°F (2015) | 17.1°F (1983) | 2.30 in (1976) |
| December 27 | 82.0°F (2015) | 26.1°F (2004) | 3.91 in (1996) |
| December 28 | 82.0°F (1984) | 27.0°F (2001) | 3.68 in (2018) |
| December 29 | 84.0°F (1984) | 28.9°F (1983) | 1.32 in (1981) |
| December 30 | 82.0°F (1984) | 18.0°F (1983) | 1.30 in (1977) |
| December 31 | 82.9°F (2021) | 17.1°F (1983) | 3.26 in (2006) |