Garfield County climate

Garfield County Weather in December

NOAA 1991-2020 normals for Pomeroy, 5.1 km from Garfield County

Average highs run from 42°F on December 1 to 39°F on December 31, and lows from 28°F to 26°F. Normal precipitation for the month is 2.27 in over about 12 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 Garfield County, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
40°F
Average low
26°F
Precipitation
2.27 in
Snowfall
3.6 in
Record high
66°FDec 11, 2014
Record low
-22°FDec 30, 1968
Chance of a freeze
100%
Daylight
8 h 52 min to 8 h 39 min
Cloud cover
74%
Humidity
86%
Dew point
26°F
Wind
8.9 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 142°F28°F64°F 20213°F 198541%4%
Dec 242°F28°F61°F 19758°F 198541%4%
Dec 342°F28°F62°F 198019°F 197241%4%
Dec 441°F28°F63°F 20075°F 197241%4%
Dec 541°F28°F61°F 20235°F 197241%4%
Dec 641°F27°F57°F 20255°F 201341%4%
Dec 741°F27°F57°F 19732°F 197241%4%
Dec 840°F27°F62°F 2015-7°F 197241%4%
Dec 940°F27°F64°F 2015-10°F 197241%5%
Dec 1040°F27°F65°F 2025-9°F 197241%5%
Dec 1140°F26°F66°F 2014-3°F 196141%5%
Dec 1240°F26°F59°F 19955°F 197241%5%
Dec 1339°F26°F59°F 2006-1°F 197241%5%
Dec 1439°F26°F65°F 20028°F 196741%5%
Dec 1539°F26°F62°F 20026°F 196741%5%
Dec 1639°F26°F61°F 1982-7°F 196441%5%
Dec 1739°F26°F55°F 2025-11°F 196441%5%
Dec 1839°F26°F60°F 20240°F 201641%5%
Dec 1939°F26°F54°F 20203°F 198441%6%
Dec 2039°F26°F55°F 19940°F 198341%6%
Dec 2139°F26°F60°F 1972-8°F 198341%6%
Dec 2239°F26°F58°F 1980-13°F 198341%6%
Dec 2339°F26°F54°F 1950-16°F 198342%6%
Dec 2439°F26°F57°F 2025-13°F 198342%6%
Dec 2539°F26°F59°F 19806°F 198342%6%
Dec 2639°F26°F62°F 19808°F 194842%6%
Dec 2739°F26°F59°F 19805°F 194842%6%
Dec 2839°F26°F63°F 19654°F 199042%6%
Dec 2939°F26°F57°F 2011-10°F 196842%6%
Dec 3039°F26°F54°F 1998-22°F 196842%6%
Dec 3139°F26°F54°F 1958-10°F 196842%6%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Garfield County, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PST).

December 1
sunrise 7:13 AM, sunset 4:05 PM
December 31
sunrise 7:34 AM, sunset 4:13 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00456610 (Pomeroy), public domain. Records: NOAA GHCN-Daily, station USW00024149, 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.