December weather in Zachary, LA
The average temperature in Zachary in December is °F (°F–°F). Average precipitation: 5.44 inches.
December is a winter month in Zachary, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 10h 1m.
Avg High
°F
Avg Low
°F
Precipitation
5.44 in
Daylight
10h 1m
December records in Zachary
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 75.9°F (1975) | 21.0°F (1976) | 1.16 in (1981) |
| December 2 | 63.0°F (1977) | 25.0°F (1976) | 0.59 in (1985) |
| December 3 | 66.9°F (1977) | 30.0°F (1976) | 3.50 in (1990) |
| December 4 | 75.9°F (1977) | 30.0°F (1976) | 7.53 in (1982) |
| December 5 | 79.0°F (1977) | 30.0°F (1976) | 2.82 in (2005) |
| December 6 | 79.0°F (1977) | 33.1°F (1976) | 1.22 in (1983) |
| December 7 | 75.9°F (1975) | 30.0°F (1977) | 1.88 in (1989) |
| December 8 | 75.0°F (1975) | 28.9°F (1976) | 1.61 in (1989) |
| December 9 | 66.9°F (1977) | 30.9°F (1976) | 1.55 in (2004) |
| December 10 | 60.1°F (1975) | 28.0°F (1977) | 1.89 in (1980) |
| December 11 | 62.1°F (1976) | 30.0°F (1977) | 5.74 in (1983) |
| December 12 | 69.1°F (1975) | 30.9°F (1977) | 1.42 in (1985) |
| December 13 | 72.0°F (1975) | 42.1°F (1977) | 1.87 in (2001) |
| December 14 | 77.0°F (1975) | 37.9°F (1976) | 2.54 in (1981) |
| December 15 | 77.0°F (1975) | 41.0°F (1976) | 2.83 in (2005) |
| December 16 | 75.9°F (1975) | 39.9°F (1976) | 1.40 in (1992) |
| December 17 | 73.0°F (1977) | 32.0°F (1976) | 1.00 in (2001) |
| December 18 | 71.1°F (1977) | 28.9°F (1975) | 1.07 in (1999) |
| December 19 | 68.0°F (1977) | 21.9°F (1975) | 1.11 in (1986) |
| December 20 | 73.9°F (1977) | 21.9°F (1975) | 0.64 in (1987) |
| December 21 | 63.0°F (1976) | 28.0°F (1976) | 1.65 in (1999) |
| December 22 | 48.9°F (1975) | 26.1°F (1977) | 3.44 in (1997) |
| December 23 | 52.0°F (1977) | 28.0°F (1977) | 2.79 in (1988) |
| December 24 | 64.9°F (1977) | 26.1°F (1976) | 1.49 in (1988) |
| December 25 | 62.1°F (1977) | 27.0°F (1976) | 0.99 in (1981) |
| December 26 | 64.9°F (1976) | 26.1°F (1977) | 1.30 in (1982) |
| December 27 | 54.0°F (1976) | 26.1°F (1977) | 2.75 in (1982) |
| December 28 | 63.0°F (1976) | 28.0°F (1977) | 1.70 in (1998) |
| December 29 | 66.9°F (1975) | 34.0°F (1976) | 1.26 in (1975) |
| December 30 | 64.9°F (1975) | 37.0°F (1976) | 2.37 in (2003) |
| December 31 | 70.0°F (1976) | 33.1°F (1976) | 3.07 in (2006) |