Chapin climate

Chapin Weather in December

NOAA 1991-2020 normals for Decatur AP, 9.4 km from Chapin

Average highs run from 45°F on December 1 to 36°F on December 31, and lows from 29°F to 22°F. Normal precipitation for the month is 2.12 in over about 9 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 Chapin, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
40°F
Average low
25°F
Precipitation
2.12 in
Snowfall
3.5 in
Record high
72°FDec 3, 2012
Record low
-14°FDec 14, 2025
Chance of a freeze
100%
Daylight
9 h 34 min to 9 h 24 min
Cloud cover
69%
Humidity
84%
Dew point
26°F
Wind
11.4 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 145°F29°F63°F 201212°F 200231%5%
Dec 244°F29°F67°F 201214°F 200631%5%
Dec 344°F29°F72°F 201214°F 200631%6%
Dec 443°F28°F67°F 20011°F 202531%6%
Dec 543°F28°F67°F 2001-1°F 202531%6%
Dec 643°F28°F54°F 20047°F 200531%6%
Dec 742°F27°F58°F 20231°F 200530%6%
Dec 842°F27°F61°F 20244°F 200630%6%
Dec 942°F27°F59°F 20207°F 200530%6%
Dec 1041°F27°F65°F 20216°F 201330%7%
Dec 1141°F26°F62°F 20216°F 201330%7%
Dec 1241°F26°F69°F 20152°F 200030%7%
Dec 1340°F26°F66°F 20151°F 202530%7%
Dec 1440°F26°F65°F 2015-14°F 202530%7%
Dec 1540°F25°F65°F 2021-12°F 202530%7%
Dec 1639°F25°F65°F 20216°F 200030%7%
Dec 1739°F25°F60°F 20062°F 200030%7%
Dec 1839°F25°F57°F 2002-1°F 201630%8%
Dec 1939°F24°F56°F 2002-2°F 201629%8%
Dec 2038°F24°F63°F 2013-3°F 200029%8%
Dec 2138°F24°F61°F 20151°F 200829%8%
Dec 2238°F24°F57°F 2006-8°F 202229%8%
Dec 2338°F24°F62°F 2015-9°F 202229%8%
Dec 2437°F23°F63°F 2021-4°F 200029%8%
Dec 2537°F23°F63°F 2019-6°F 200029%8%
Dec 2637°F23°F62°F 20192°F 201728%8%
Dec 2737°F23°F64°F 2008-2°F 201728%8%
Dec 2836°F23°F69°F 2025-2°F 200028%9%
Dec 2936°F22°F61°F 20067°F 200928%9%
Dec 3036°F22°F60°F 20021°F 201728%9%
Dec 3136°F22°F64°F 2004-4°F 201728%9%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chapin, 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 6:57 AM, sunset 4:31 PM
December 31
sunrise 7:16 AM, sunset 4:40 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00003887 (Decatur AP), public domain. Records: NOAA GHCN-Daily, station USW00003887, 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.