Green Mountain Falls climate

Green Mountain Falls Weather in December

NOAA 1991-2020 normals for Ruxton Park, 11 km from Green Mountain Falls

Average highs run from 41°F on December 1 to 38°F on December 31, and lows from 15°F to 13°F. Normal precipitation for the month is 0.76 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 Green Mountain Falls, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
39°F
Average low
13°F
Precipitation
0.76 in
Snowfall
14.1 in
Record high
71°FDec 2, 2021
Record low
-13°FDec 31, 2014
Chance of a freeze
100%
Daylight
9 h 38 min to 9 h 29 min
Cloud cover
55%
Humidity
59%
Dew point
12°F
Wind
9.4 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 141°F15°F66°F 20119°F 201018%18%
Dec 241°F15°F71°F 202112°F 201418%18%
Dec 341°F14°F71°F 20215°F 202218%18%
Dec 440°F14°F66°F 20104°F 201318%18%
Dec 540°F14°F64°F 2015-9°F 201318%18%
Dec 640°F14°F68°F 2012-11°F 201318%18%
Dec 740°F14°F58°F 2020-11°F 201318%18%
Dec 840°F13°F64°F 2020-5°F 201318%18%
Dec 939°F13°F63°F 2020-5°F 201318%18%
Dec 1039°F13°F63°F 2014-5°F 201318%18%
Dec 1139°F13°F65°F 20168°F 201218%18%
Dec 1239°F13°F67°F 20149°F 201318%18%
Dec 1339°F13°F68°F 202111°F 202018%18%
Dec 1439°F13°F65°F 201010°F 202217%18%
Dec 1539°F13°F66°F 20218°F 201617%18%
Dec 1638°F13°F66°F 20216°F 202217%18%
Dec 1738°F13°F67°F 2021-5°F 201617%18%
Dec 1838°F13°F59°F 2018-9°F 201617%18%
Dec 1938°F13°F64°F 20117°F 201617%18%
Dec 2038°F13°F61°F 20214°F 201217%17%
Dec 2138°F12°F66°F 201010°F 201317%17%
Dec 2238°F12°F62°F 20186°F 201716%17%
Dec 2338°F12°F68°F 2019-5°F 202216%17%
Dec 2438°F12°F65°F 20210°F 201716%17%
Dec 2538°F12°F62°F 20213°F 201716%17%
Dec 2638°F12°F59°F 20202°F 201216%16%
Dec 2738°F13°F60°F 20201°F 201216%16%
Dec 2838°F13°F61°F 20135°F 201416%16%
Dec 2938°F13°F63°F 20223°F 201815%16%
Dec 3038°F13°F64°F 2017-7°F 201415%16%
Dec 3138°F13°F65°F 2017-13°F 201415%16%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Green Mountain Falls, 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 7:00 AM, sunset 4:38 PM
December 31
sunrise 7:19 AM, sunset 4:48 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00057309 (Ruxton Park), public domain. Records: NOAA GHCN-Daily, station USC00050756, 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.