Sheridan climate

Sheridan Weather in December

NOAA 1991-2020 normals for Laurin 2NE, 12.6 km from Sheridan

Average highs run from 35°F on December 1 to 33°F on December 31, and lows from 16°F to 14°F. Normal precipitation for the month is 0.66 in.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Sheridan, in °F, with the record for each date.-50-250255075151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
32°F
Average low
14°F
Precipitation
0.66 in
Snowfall
12.2 in
Record high
68°FDec 2, 2021
Record low
-35°FDec 22, 1990
Chance of a freeze
100%
Daylight
8 h 58 min to 8 h 46 min
Cloud cover
70%
Humidity
87%
Dew point
13°F
Wind
10.1 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 135°F16°F65°F 2021-12°F 198520%
Dec 234°F16°F68°F 2021-15°F 198520%
Dec 334°F15°F58°F 1979-13°F 198420%
Dec 434°F15°F60°F 1965-15°F 197220%
Dec 533°F15°F57°F 2023-24°F 197220%
Dec 633°F14°F57°F 2023-24°F 197220%
Dec 733°F14°F55°F 1975-23°F 195620%
Dec 833°F14°F59°F 2020-20°F 195620%
Dec 932°F14°F62°F 1957-20°F 197220%
Dec 1032°F14°F60°F 2004-23°F 197220%
Dec 1132°F13°F58°F 2014-20°F 196120%
Dec 1232°F13°F60°F 2014-15°F 196120%
Dec 1332°F13°F59°F 2025-19°F 196320%
Dec 1432°F13°F60°F 2025-15°F 196720%
Dec 1532°F13°F61°F 1980-16°F 200820%
Dec 1632°F13°F61°F 1980-22°F 196420%
Dec 1732°F13°F57°F 1979-27°F 201620%
Dec 1832°F13°F58°F 1979-17°F 201620%
Dec 1932°F13°F55°F 2025-20°F 199020%
Dec 2032°F13°F53°F 2023-23°F 199019%
Dec 2132°F13°F57°F 2020-28°F 199019%
Dec 2232°F13°F51°F 1955-35°F 199019%
Dec 2332°F13°F52°F 1964-31°F 198319%
Dec 2432°F13°F56°F 2025-29°F 198319%
Dec 2532°F13°F54°F 1980-16°F 198319%
Dec 2632°F13°F61°F 1980-16°F 199619%
Dec 2732°F13°F62°F 1980-15°F 197119%
Dec 2832°F13°F53°F 1980-18°F 198319%
Dec 2932°F14°F51°F 1962-31°F 197819%
Dec 3033°F14°F56°F 1980-28°F 197819%
Dec 3133°F14°F53°F 1980-26°F 197819%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sheridan, 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 (MST).

December 1
sunrise 7:49 AM, sunset 4:47 PM
December 31
sunrise 8:09 AM, sunset 4:55 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00244896 (Laurin 2NE), public domain. Records: NOAA GHCN-Daily, station USC00248430, 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.