Sappington climate

Sappington Weather in December

NOAA 1991-2020 normals for Cahokia, 16.5 km from Sappington

Average highs run from 50°F on December 1 to 42°F on December 31, and lows from 30°F to 24°F. Normal precipitation for the month is 2.75 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 Sappington, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
45°F
Average low
27°F
Precipitation
2.75 in
Snowfall
2.9 in
Record high
78°FDec 28, 2025
Record low
-5°FDec 20, 2000
Chance of a freeze
100%
Daylight
9 h 41 min to 9 h 31 min
Cloud cover
65%
Humidity
82%
Dew point
29°F
Wind
6.7 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 150°F30°F70°F 201219°F 200230%4%
Dec 249°F30°F74°F 201218°F 200630%4%
Dec 349°F30°F75°F 202116°F 200630%4%
Dec 449°F30°F72°F 200113°F 202530%4%
Dec 548°F29°F71°F 199810°F 202530%5%
Dec 648°F29°F72°F 199811°F 200230%5%
Dec 748°F29°F67°F 202310°F 201330%5%
Dec 847°F28°F63°F 201511°F 200630%5%
Dec 947°F28°F67°F 20206°F 200530%5%
Dec 1047°F28°F71°F 202110°F 200530%5%
Dec 1146°F28°F67°F 202111°F 201331%6%
Dec 1246°F27°F73°F 20156°F 201331%6%
Dec 1346°F27°F67°F 20155°F 201031%6%
Dec 1445°F27°F67°F 20213°F 201031%6%
Dec 1545°F27°F68°F 202110°F 202531%6%
Dec 1645°F26°F68°F 20217°F 200031%6%
Dec 1745°F26°F64°F 20062°F 200031%7%
Dec 1844°F26°F62°F 20025°F 200031%7%
Dec 1944°F26°F61°F 19972°F 200031%7%
Dec 2044°F26°F70°F 2013-5°F 200031%7%
Dec 2144°F25°F65°F 20155°F 200831%7%
Dec 2243°F25°F56°F 2003-5°F 202231%7%
Dec 2343°F25°F70°F 2025-5°F 202231%7%
Dec 2443°F25°F70°F 20211°F 200031%8%
Dec 2543°F25°F70°F 20252°F 200031%8%
Dec 2642°F24°F71°F 20257°F 200031%8%
Dec 2742°F24°F69°F 20083°F 201731%8%
Dec 2842°F24°F78°F 20250°F 200031%8%
Dec 2942°F24°F63°F 202213°F 201731%8%
Dec 3042°F24°F66°F 20026°F 201731%8%
Dec 3142°F24°F70°F 20044°F 201731%8%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sappington, 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 7:00 AM, sunset 4:41 PM
December 31
sunrise 7:19 AM, sunset 4:50 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00111160 (Cahokia), public domain. Records: NOAA GHCN-Daily, station USW00003960, 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.