December weather in New Roads, LA
The average temperature in New Roads in December is 53.6°F (43.9°F–63.3°F). Average precipitation: 5.34 inches.
December is a winter month in New Roads, and is cooler than the annual average of 68.8°F. Daily temperatures swing about 19.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 1m. For travel, December is a wet month.
Avg High
63.3°F
Avg Low
43.9°F
Precipitation
5.34 in
Daylight
10h 1m
December records in New Roads
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 82.9°F (1981) | 25.0°F (1957) | 4.81 in (2023) |
| December 2 | 82.0°F (1954) | 25.0°F (1960) | 3.48 in (1955) |
| December 3 | 82.9°F (1982) | 25.0°F (1944) | 3.40 in (1990) |
| December 4 | 82.9°F (1978) | 25.0°F (2015) | 5.00 in (2025) |
| December 5 | 82.0°F (1956) | 27.0°F (1979) | 4.00 in (2005) |
| December 6 | 82.9°F (1951) | 19.0°F (1950) | 1.97 in (1944) |
| December 7 | 84.9°F (1951) | 21.0°F (1950) | 1.85 in (1974) |
| December 8 | 84.9°F (1951) | 25.0°F (2006) | 4.30 in (1947) |
| December 9 | 82.0°F (1978) | 24.1°F (2006) | 1.60 in (1947) |
| December 10 | 81.0°F (2021) | 21.9°F (1995) | 3.12 in (1980) |
| December 11 | 82.0°F (1949) | 26.1°F (1973) | 5.79 in (1983) |
| December 12 | 82.9°F (1949) | 19.0°F (1957) | 2.12 in (1985) |
| December 13 | 80.1°F (2025) | 10.9°F (1962) | 2.35 in (2009) |
| December 14 | 79.0°F (2015) | 12.9°F (1962) | 1.65 in (1977) |
| December 15 | 81.0°F (1984) | 21.0°F (1944) | 2.35 in (2005) |
| December 16 | 81.0°F (2021) | 19.0°F (1943) | 1.90 in (2012) |
| December 17 | 80.1°F (2001) | 21.0°F (1989) | 3.00 in (1959) |
| December 18 | 80.1°F (2021) | 21.0°F (1979) | 4.15 in (1995) |
| December 19 | 79.0°F (1942) | 19.9°F (1979) | 2.90 in (2014) |
| December 20 | 79.0°F (1978) | 17.1°F (1945) | 1.98 in (1952) |
| December 21 | 82.0°F (1978) | 21.0°F (1945) | 1.50 in (1997) |
| December 22 | 78.1°F (1942) | 14.0°F (1989) | 2.15 in (1942) |
| December 23 | 80.1°F (2025) | 8.1°F (1989) | 2.89 in (1988) |
| December 24 | 78.1°F (1955) | 8.1°F (1989) | 1.63 in (1943) |
| December 25 | 82.9°F (1987) | 10.0°F (1989) | 2.10 in (1973) |
| December 26 | 81.0°F (1987) | 10.9°F (1983) | 1.75 in (1944) |
| December 27 | 80.1°F (2008) | 19.9°F (1983) | 4.45 in (1982) |
| December 28 | 81.0°F (2021) | 25.0°F (1961) | 2.61 in (2012) |
| December 29 | 82.9°F (2021) | 19.9°F (1961) | 2.15 in (2010) |
| December 30 | 84.9°F (1984) | 17.1°F (1983) | 2.35 in (2022) |
| December 31 | 82.9°F (1964) | 16.0°F (1983) | 3.36 in (2016) |