Plaquemines Parish Weather in December
Average highs run from 69°F on December 1 to 64°F on December 31, and lows from 51°F to 46°F. Normal precipitation for the month is 4.45 in over about 8 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 67°F
- Average low
- 48°F
- Precipitation
- 4.45 in
- Record high
- 85°FDec 16, 1971
- Record low
- 13°FDec 23, 1989
- Chance of a freeze
- 49%
- Daylight
- 10 h 23 min to 10 h 17 min
- Cloud cover
- 66%
- Humidity
- 81%
- Dew point
- 52°F
- Wind
- 12.1 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 69°F | 51°F | 82°F 1970 | 26°F 1976 | 26% |
| Dec 2 | 68°F | 50°F | 82°F 1982 | 28°F 2008 | 26% |
| Dec 3 | 68°F | 50°F | 82°F 1978 | 27°F 1974 | 26% |
| Dec 4 | 68°F | 50°F | 79°F 1998 | 28°F 1974 | 26% |
| Dec 5 | 68°F | 50°F | 82°F 1977 | 28°F 2006 | 26% |
| Dec 6 | 68°F | 49°F | 81°F 1961 | 32°F 1990 | 26% |
| Dec 7 | 68°F | 49°F | 82°F 1994 | 26°F 1984 | 27% |
| Dec 8 | 68°F | 49°F | 82°F 1956 | 28°F 1973 | 27% |
| Dec 9 | 67°F | 49°F | 82°F 1956 | 24°F 1973 | 27% |
| Dec 10 | 67°F | 49°F | 79°F 1972 | 27°F 2010 | 27% |
| Dec 11 | 67°F | 48°F | 79°F 1961 | 24°F 1973 | 27% |
| Dec 12 | 67°F | 48°F | 83°F 1971 | 20°F 1962 | 27% |
| Dec 13 | 67°F | 48°F | 80°F 1956 | 15°F 1962 | 27% |
| Dec 14 | 67°F | 48°F | 80°F 1971 | 25°F 1962 | 27% |
| Dec 15 | 67°F | 48°F | 82°F 1971 | 26°F 1985 | 27% |
| Dec 16 | 67°F | 48°F | 85°F 1971 | 26°F 1968 | 27% |
| Dec 17 | 66°F | 47°F | 80°F 1971 | 26°F 1960 | 27% |
| Dec 18 | 66°F | 47°F | 79°F 2025 | 26°F 1988 | 27% |
| Dec 19 | 66°F | 47°F | 81°F 1967 | 23°F 1981 | 27% |
| Dec 20 | 66°F | 47°F | 80°F 1978 | 23°F 1996 | 27% |
| Dec 21 | 66°F | 47°F | 81°F 1971 | 26°F 1973 | 27% |
| Dec 22 | 66°F | 47°F | 81°F 1970 | 15°F 1989 | 27% |
| Dec 23 | 66°F | 47°F | 80°F 1970 | 13°F 1989 | 28% |
| Dec 24 | 65°F | 47°F | 80°F 1964 | 14°F 1989 | 28% |
| Dec 25 | 65°F | 47°F | 82°F 1964 | 16°F 1983 | 28% |
| Dec 26 | 65°F | 46°F | 79°F 1964 | 19°F 1983 | 28% |
| Dec 27 | 65°F | 46°F | 81°F 2008 | 24°F 2010 | 28% |
| Dec 28 | 65°F | 46°F | 82°F 1971 | 23°F 2010 | 28% |
| Dec 29 | 65°F | 46°F | 80°F 1971 | 28°F 1961 | 27% |
| Dec 30 | 65°F | 46°F | 82°F 1971 | 21°F 1983 | 27% |
| Dec 31 | 64°F | 46°F | 80°F 1971 | 20°F 1983 | 27% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 6:37 AM, sunset 5:00 PM
- December 31
- sunrise 6:54 AM, sunset 5:11 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00165624 (Lsu Citrus Rsch Stn), public domain. Records: NOAA GHCN-Daily, station USW00012958, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.