Wye climate

Wye Weather in December

NOAA 1991-2020 normals for Missoula 6 Nw WFO, 3.9 km from Wye

Average highs run from 35°F on December 1 to 32°F on December 31, and lows from 22°F to 18°F. Normal precipitation for the month is 1.08 in over about 13 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 Wye, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
32°F
Average low
19°F
Precipitation
1.08 in
Snowfall
10.7 in
Record high
67°FDec 1, 2021
Record low
-30°FDec 17, 1964
Chance of a freeze
100%
Daylight
8 h 47 min to 8 h 35 min
Cloud cover
70%
Humidity
96%
Dew point
17°F
Wind
4.3 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°F22°F67°F 2021-7°F 198536%23%
Dec 234°F21°F61°F 2021-3°F 198536%23%
Dec 334°F21°F60°F 1956-2°F 197236%24%
Dec 434°F21°F57°F 1965-15°F 197236%24%
Dec 533°F21°F48°F 1989-18°F 197236%24%
Dec 633°F21°F51°F 2023-9°F 197237%25%
Dec 733°F20°F49°F 2023-16°F 200537%25%
Dec 833°F20°F55°F 2015-19°F 197237%26%
Dec 933°F20°F56°F 2015-22°F 197237%27%
Dec 1032°F20°F57°F 2025-18°F 197238%27%
Dec 1132°F20°F57°F 2025-15°F 196138%28%
Dec 1232°F19°F54°F 2025-1°F 198238%28%
Dec 1332°F19°F54°F 2025-8°F 197239%29%
Dec 1432°F19°F55°F 1979-7°F 195539%29%
Dec 1532°F19°F55°F 1959-12°F 197239%30%
Dec 1632°F19°F52°F 2002-26°F 196439%30%
Dec 1731°F19°F50°F 2025-30°F 196439%31%
Dec 1831°F19°F48°F 2024-18°F 196440%31%
Dec 1931°F18°F53°F 2004-13°F 199040%31%
Dec 2031°F18°F54°F 2019-20°F 199840%32%
Dec 2131°F18°F58°F 2019-25°F 199041%32%
Dec 2231°F18°F49°F 2019-28°F 199041%32%
Dec 2331°F18°F48°F 1972-30°F 198341%33%
Dec 2431°F18°F46°F 1950-16°F 194841%33%
Dec 2531°F18°F46°F 1972-18°F 194841%33%
Dec 2631°F18°F55°F 1980-21°F 194841%33%
Dec 2731°F18°F56°F 1980-19°F 194841%34%
Dec 2832°F18°F54°F 1965-13°F 199041%34%
Dec 2932°F18°F50°F 1949-28°F 199041%34%
Dec 3032°F18°F47°F 1997-27°F 196841%34%
Dec 3132°F18°F50°F 1958-24°F 196841%34%

Chance of rain

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

December 1
sunrise 8:02 AM, sunset 4:49 PM
December 31
sunrise 8:22 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 USC00245740 (Missoula 6 Nw WFO), public domain. Records: NOAA GHCN-Daily, station USW00024153, 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.