Warsaw climate

Warsaw Weather in December

NOAA 1991-2020 normals for Keokuk Lock Dam 19, 6.6 km from Warsaw

Average highs run from 43°F on December 1 to 34°F on December 31, and lows from 27°F to 19°F. Normal precipitation for the month is 1.95 in over about 8 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 Warsaw, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
38°F
Average low
23°F
Precipitation
1.95 in
Snowfall
5.2 in
Record high
73°FDec 4, 2012
Record low
-20°FDec 24, 1989
Chance of a freeze
100%
Daylight
9 h 31 min to 9 h 20 min
Cloud cover
66%
Humidity
84%
Dew point
24°F
Wind
11.0 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 143°F27°F66°F 19826°F 197626%6%
Dec 243°F27°F67°F 19513°F 198526%6%
Dec 343°F26°F70°F 19700°F 194026%6%
Dec 442°F26°F73°F 20121°F 199126%7%
Dec 542°F26°F67°F 20011°F 199126%7%
Dec 641°F25°F69°F 19800°F 197726%7%
Dec 741°F25°F61°F 1980-6°F 197626%7%
Dec 841°F25°F65°F 1966-1°F 195826%7%
Dec 940°F24°F69°F 1991-5°F 195826%8%
Dec 1040°F24°F63°F 1979-3°F 197726%8%
Dec 1140°F24°F62°F 2020-1°F 197226%8%
Dec 1239°F24°F61°F 1968-7°F 196226%8%
Dec 1339°F23°F67°F 1991-5°F 198926%8%
Dec 1439°F23°F68°F 1975-5°F 198926%9%
Dec 1538°F23°F63°F 2021-13°F 198926%9%
Dec 1638°F22°F73°F 2021-14°F 198926%9%
Dec 1738°F22°F61°F 2006-8°F 198925%9%
Dec 1837°F22°F68°F 1939-11°F 198525%9%
Dec 1937°F22°F60°F 2002-16°F 198325%10%
Dec 2037°F21°F66°F 1941-15°F 198925%10%
Dec 2136°F21°F60°F 1941-15°F 198925%10%
Dec 2236°F21°F65°F 1933-16°F 198925%10%
Dec 2336°F21°F67°F 1933-19°F 198925%10%
Dec 2436°F20°F64°F 1955-20°F 198925%10%
Dec 2535°F20°F67°F 2021-14°F 198325%11%
Dec 2635°F20°F63°F 2019-7°F 193525%11%
Dec 2735°F20°F62°F 1982-5°F 195025%11%
Dec 2835°F19°F69°F 1984-7°F 196125%11%
Dec 2935°F19°F68°F 1984-6°F 198325%11%
Dec 3034°F19°F66°F 2022-7°F 198325%11%
Dec 3134°F19°F66°F 1951-11°F 199825%12%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Warsaw, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 7:09 AM, sunset 4:40 PM
December 31
sunrise 7:29 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 USC00134381 (Keokuk Lock Dam 19), public domain. Records: NOAA GHCN-Daily, station USC00134381, 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.