Logan climate

Logan Weather in December

NOAA 1991-2020 normals for Mccarty Rch, 26.7 km from Logan

Average highs run from 54°F on December 1 to 49°F on December 31, and lows from 26°F to 23°F. Normal precipitation for the month is 0.46 in over about 3 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 Logan, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
50°F
Average low
24°F
Precipitation
0.46 in
Snowfall
4.6 in
Record high
83°FDec 11, 2025
Record low
-12°FDec 9, 1978
Chance of a freeze
100%
Daylight
9 h 57 min to 9 h 49 min
Cloud cover
51%
Humidity
55%
Dew point
21°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 154°F26°F76°F 201215°F 20068%5%
Dec 254°F26°F77°F 201214°F 19668%5%
Dec 353°F26°F79°F 201012°F 20068%5%
Dec 453°F25°F75°F 20079°F 20098%5%
Dec 552°F25°F76°F 2021-3°F 20118%5%
Dec 652°F25°F70°F 1981-6°F 20118%5%
Dec 752°F25°F75°F 19701°F 20058%6%
Dec 852°F24°F76°F 1970-4°F 19788%6%
Dec 951°F24°F73°F 2015-12°F 19788%6%
Dec 1051°F24°F76°F 19756°F 19788%6%
Dec 1151°F24°F83°F 20258°F 19638%6%
Dec 1251°F24°F73°F 201410°F 20009%6%
Dec 1350°F24°F75°F 20107°F 19639%6%
Dec 1450°F23°F76°F 201011°F 20229%6%
Dec 1550°F23°F74°F 19778°F 20229%6%
Dec 1650°F23°F72°F 201611°F 20229%7%
Dec 1750°F23°F79°F 1980-3°F 20169%7%
Dec 1850°F23°F77°F 1980-9°F 20169%7%
Dec 1949°F23°F76°F 20258°F 20169%7%
Dec 2049°F23°F75°F 19818°F 19519%7%
Dec 2149°F23°F74°F 20184°F 19519%7%
Dec 2249°F23°F81°F 20250°F 20229%7%
Dec 2349°F23°F77°F 20250°F 20049%7%
Dec 2449°F23°F81°F 2025-3°F 20049%7%
Dec 2549°F23°F79°F 20251°F 20099%7%
Dec 2649°F23°F76°F 2005-1°F 20099%7%
Dec 2749°F23°F73°F 20256°F 20099%7%
Dec 2849°F23°F71°F 19512°F 19669%7%
Dec 2949°F23°F79°F 20175°F 19669%7%
Dec 3049°F23°F77°F 20084°F 19699%7%
Dec 3149°F23°F70°F 20055°F 20149%7%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Logan, in percent, and of at least 0.1 inch of snowfall.02468101102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

December 1
sunrise 6:44 AM, sunset 4:41 PM
December 31
sunrise 7:02 AM, sunset 4:51 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00295516 (Mccarty Rch), public domain. Records: NOAA GHCN-Daily, station USW00023048, 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.