Day County climate

Day County Weather in December

NOAA 1991-2020 normals for Webster, 7.6 km from Day County

Average highs run from 31°F on December 1 to 21°F on December 31, and lows from 15°F to 5°F. Normal precipitation for the month is 1.06 in over about 5 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 Day 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
25°F
Average low
9°F
Precipitation
1.06 in
Snowfall
7.8 in
Record high
65°FDec 6, 1939
Record low
-40°FDec 20, 1916
Chance of a freeze
100%
Daylight
8 h 59 min to 8 h 47 min
Cloud cover
65%
Humidity
87%
Dew point
14°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 131°F15°F57°F 1962-24°F 189313%11%
Dec 231°F14°F58°F 2012-22°F 192713%12%
Dec 330°F14°F63°F 1941-22°F 198513%12%
Dec 430°F13°F61°F 1941-24°F 192713%12%
Dec 529°F13°F57°F 1939-17°F 200513%12%
Dec 629°F13°F65°F 1939-35°F 197214%12%
Dec 728°F12°F52°F 1918-26°F 197214%13%
Dec 828°F12°F61°F 2023-31°F 192714%13%
Dec 928°F12°F63°F 1939-27°F 195514%13%
Dec 1027°F11°F64°F 1939-28°F 192714%13%
Dec 1127°F11°F56°F 1939-30°F 189314%13%
Dec 1226°F10°F49°F 1921-30°F 189314%14%
Dec 1326°F10°F54°F 1921-33°F 191714%14%
Dec 1426°F10°F51°F 1998-29°F 191715%14%
Dec 1525°F9°F53°F 1923-27°F 193215%14%
Dec 1625°F9°F58°F 1939-25°F 192715%14%
Dec 1725°F9°F55°F 1941-25°F 198315%15%
Dec 1824°F8°F52°F 1923-29°F 192415%15%
Dec 1924°F8°F50°F 1923-36°F 191615%15%
Dec 2024°F8°F58°F 1941-40°F 191615%15%
Dec 2123°F7°F50°F 1957-33°F 191616%15%
Dec 2223°F7°F48°F 1957-32°F 198316%16%
Dec 2323°F7°F51°F 1986-39°F 198316%16%
Dec 2423°F7°F52°F 2023-28°F 198316%16%
Dec 2522°F6°F51°F 1999-29°F 191416%16%
Dec 2622°F6°F50°F 2011-30°F 193316%16%
Dec 2722°F6°F50°F 1928-36°F 199316%16%
Dec 2822°F5°F51°F 1999-26°F 192416%16%
Dec 2922°F5°F59°F 1999-33°F 191716%16%
Dec 3021°F5°F48°F 1980-32°F 199016%17%
Dec 3121°F5°F44°F 1999-37°F 196716%17%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Day County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 7:50 AM, sunset 4:49 PM
December 31
sunrise 8:10 AM, sunset 4:57 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00399004 (Webster), public domain. Records: NOAA GHCN-Daily, station USC00391049, 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.