Cedar County climate

Cedar County Weather in December

NOAA 1991-2020 normals for Hartington, 2.1 km from Cedar County

Average highs run from 39°F on December 1 to 30°F on December 31, and lows from 19°F to 11°F. Normal precipitation for the month is 0.79 in over about 4 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 Cedar County, in °F, with the record for each date.-50-250255075151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
34°F
Average low
14°F
Precipitation
0.79 in
Snowfall
4.8 in
Record high
69°FDec 8, 1970
Record low
-32°FDec 29, 1917
Chance of a freeze
100%
Daylight
9 h 18 min to 9 h 06 min
Cloud cover
62%
Humidity
81%
Dew point
19°F
Wind
12.1 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 139°F19°F68°F 1998-13°F 189314%11%
Dec 239°F18°F67°F 1998-10°F 191914%12%
Dec 338°F18°F67°F 1916-14°F 191914%12%
Dec 438°F17°F63°F 1998-15°F 197814%12%
Dec 537°F17°F63°F 1963-10°F 200514%12%
Dec 637°F17°F64°F 1939-18°F 197214%12%
Dec 736°F17°F67°F 1984-15°F 197614%12%
Dec 836°F16°F69°F 1970-20°F 197614%13%
Dec 936°F16°F65°F 1957-21°F 195814%13%
Dec 1035°F16°F64°F 2006-20°F 191914%13%
Dec 1135°F15°F64°F 2006-12°F 201313%13%
Dec 1234°F15°F61°F 1921-21°F 193213%13%
Dec 1334°F15°F66°F 1921-23°F 191713%13%
Dec 1434°F15°F64°F 1960-26°F 190113%13%
Dec 1533°F14°F62°F 2021-25°F 190113%13%
Dec 1633°F14°F67°F 1962-20°F 198913%13%
Dec 1733°F14°F64°F 1939-18°F 192213%13%
Dec 1832°F14°F65°F 1923-26°F 201613%13%
Dec 1932°F13°F58°F 2011-27°F 198313%13%
Dec 2032°F13°F56°F 1900-23°F 198313%13%
Dec 2132°F13°F62°F 1933-26°F 198913%13%
Dec 2232°F13°F60°F 1933-30°F 198913%13%
Dec 2331°F13°F57°F 1936-29°F 198913%13%
Dec 2431°F12°F58°F 1936-29°F 198313%13%
Dec 2531°F12°F59°F 1963-18°F 200013%13%
Dec 2631°F12°F53°F 1956-20°F 193313%13%
Dec 2731°F12°F61°F 1928-15°F 192513%13%
Dec 2830°F12°F67°F 1928-24°F 192413%14%
Dec 2930°F12°F60°F 1999-32°F 191713%14%
Dec 3030°F11°F65°F 2004-18°F 196913%14%
Dec 3130°F11°F65°F 1904-22°F 196813%14%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cedar County, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 7:39 AM, sunset 4:57 PM
December 31
sunrise 7:59 AM, sunset 5:05 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00253630 (Hartington), public domain. Records: NOAA GHCN-Daily, station USC00398622, 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.