Chalmette climate

Chalmette Weather in December

NOAA 1991-2020 normals for Chalmette, 2.1 km from Chalmette

Average highs run from 68°F on December 1 to 62°F on December 31, and lows from 48°F to 44°F. Normal precipitation for the month is 4.87 in.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Chalmette, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
65°F
Average low
46°F
Precipitation
4.87 in
Record high
86°FDec 7, 1998
Record low
26°FDec 24, 2022
Chance of a freeze
59%
Daylight
10 h 22 min to 10 h 16 min
Cloud cover
62%
Humidity
82%
Dew point
51°F
Wind
10.5 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 168°F48°F80°F 199138°F 20060%
Dec 267°F48°F82°F 200740°F 20060%
Dec 367°F48°F82°F 199940°F 20250%
Dec 467°F48°F82°F 200236°F 20090%
Dec 567°F47°F85°F 199836°F 20090%
Dec 667°F47°F84°F 199837°F 20080%
Dec 766°F47°F86°F 199838°F 20080%
Dec 866°F47°F83°F 200730°F 20060%
Dec 966°F47°F83°F 199934°F 19950%
Dec 1066°F47°F83°F 202130°F 19950%
Dec 1165°F47°F82°F 200735°F 20080%
Dec 1265°F47°F83°F 199941°F 19970%
Dec 1365°F46°F79°F 199136°F 20100%
Dec 1465°F46°F79°F 202233°F 20100%
Dec 1565°F46°F79°F 200733°F 20250%
Dec 1664°F46°F81°F 200139°F 19970%
Dec 1764°F46°F80°F 201638°F 20000%
Dec 1864°F46°F81°F 202134°F 19960%
Dec 1964°F46°F80°F 199830°F 19960%
Dec 2064°F46°F80°F 201329°F 20000%
Dec 2163°F45°F84°F 199837°F 19950%
Dec 2263°F45°F81°F 201733°F 20080%
Dec 2363°F45°F79°F 201427°F 20220%
Dec 2463°F45°F78°F 200826°F 20220%
Dec 2563°F45°F79°F 201234°F 20040%
Dec 2663°F45°F79°F 200832°F 20220%
Dec 2763°F45°F81°F 200834°F 20100%
Dec 2862°F45°F81°F 202132°F 20100%
Dec 2962°F44°F82°F 202134°F 19950%
Dec 3062°F44°F83°F 202132°F 20000%
Dec 3162°F44°F82°F 202132°F 20000%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chalmette, in percent, and of at least 0.1 inch of snowfall.00.10.20.31102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 6:38 AM, sunset 5:00 PM
December 31
sunrise 6:55 AM, sunset 5:11 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00166130 (Chalmette), public domain. Records: NOAA GHCN-Daily, station USW00053917, 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.