Grand Tower climate

Grand Tower Weather in December

NOAA 1991-2020 normals for Anna 2 Nne, 28.3 km from Grand Tower

Average highs run from 52°F on December 1 to 45°F on December 31, and lows from 33°F to 27°F. Normal precipitation for the month is 4.10 in over about 10 wet days.

December day by day

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

Normal daily high and low temperature at Grand Tower, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
48°F
Average low
30°F
Precipitation
4.10 in
Snowfall
2.6 in
Record high
75°FDec 2, 2021
Record low
-11°FDec 25, 2004
Chance of a freeze
100%
Daylight
9 h 46 min to 9 h 36 min
Cloud cover
64%
Humidity
83%
Dew point
31°F
Wind
8.1 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 152°F33°F67°F 201214°F 200233%2%
Dec 252°F33°F75°F 202120°F 200533%3%
Dec 351°F32°F75°F 202118°F 200633%3%
Dec 451°F32°F69°F 200114°F 200633%3%
Dec 551°F32°F71°F 19987°F 200233%3%
Dec 650°F32°F72°F 19981°F 200233%3%
Dec 750°F32°F63°F 20124°F 201333%3%
Dec 850°F31°F61°F 20158°F 200633%3%
Dec 949°F31°F65°F 20201°F 200533%4%
Dec 1049°F31°F72°F 20215°F 200533%4%
Dec 1149°F31°F68°F 201511°F 201333%4%
Dec 1249°F31°F72°F 2015-1°F 201332%4%
Dec 1348°F30°F71°F 20155°F 201032%4%
Dec 1448°F30°F68°F 20211°F 201032%4%
Dec 1548°F30°F65°F 20219°F 202532%4%
Dec 1648°F30°F65°F 202111°F 200032%4%
Dec 1747°F30°F66°F 20164°F 200032%4%
Dec 1847°F29°F62°F 20028°F 201631%5%
Dec 1947°F29°F61°F 20082°F 200031%5%
Dec 2047°F29°F64°F 20130°F 200031%5%
Dec 2147°F29°F61°F 20209°F 200031%5%
Dec 2246°F29°F58°F 2007-4°F 202231%5%
Dec 2346°F28°F67°F 2025-6°F 200430%5%
Dec 2446°F28°F66°F 2023-10°F 200430%5%
Dec 2546°F28°F74°F 2021-11°F 200430%5%
Dec 2646°F28°F73°F 202512°F 201730%5%
Dec 2746°F28°F72°F 20086°F 200430%5%
Dec 2846°F27°F72°F 20254°F 200029%5%
Dec 2946°F27°F65°F 201911°F 201229%5%
Dec 3045°F27°F61°F 20048°F 201229%6%
Dec 3145°F27°F66°F 20215°F 201729%6%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Grand Tower, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 6:54 AM, sunset 4:40 PM
December 31
sunrise 7:13 AM, sunset 4:49 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00110187 (Anna 2 Nne), public domain. Records: NOAA GHCN-Daily, station USW00093810, 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.