Glasgow climate

Glasgow Weather in December

NOAA 1991-2020 normals for Glasgow Intl AP, 2.2 km from Glasgow

Average highs run from 33°F on December 1 to 24°F on December 31, and lows from 14°F to 6°F. Normal precipitation for the month is 0.43 in over about 7 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 Glasgow, in °F, with the record for each date.-50-250255075151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
27°F
Average low
10°F
Precipitation
0.43 in
Snowfall
8.3 in
Record high
69°FDec 1, 2021
Record low
-38°FDec 9, 1977
Chance of a freeze
100%
Daylight
8 h 39 min to 8 h 25 min
Cloud cover
70%
Humidity
80%
Dew point
16°F
Wind
11.0 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 133°F14°F69°F 2021-27°F 198521%19%
Dec 232°F14°F58°F 1948-29°F 198521%19%
Dec 332°F14°F52°F 1989-30°F 197221%19%
Dec 431°F13°F58°F 1979-35°F 197221%19%
Dec 531°F13°F53°F 2023-29°F 197221%20%
Dec 631°F13°F62°F 2023-31°F 197221%20%
Dec 730°F12°F55°F 1987-34°F 201321%20%
Dec 830°F12°F55°F 1957-37°F 197221%20%
Dec 929°F12°F56°F 2015-38°F 197721%21%
Dec 1029°F11°F57°F 1987-24°F 200021%21%
Dec 1129°F11°F62°F 2004-19°F 200021%21%
Dec 1228°F11°F55°F 2017-22°F 198521%22%
Dec 1328°F10°F53°F 2023-29°F 198521%22%
Dec 1427°F10°F55°F 1979-30°F 200921%22%
Dec 1527°F10°F57°F 1980-32°F 200821%22%
Dec 1627°F9°F57°F 1980-28°F 196421%23%
Dec 1726°F9°F54°F 1979-31°F 196421%23%
Dec 1826°F9°F59°F 1979-29°F 194822%23%
Dec 1926°F9°F55°F 2004-29°F 198922%23%
Dec 2026°F8°F53°F 1954-34°F 198922%24%
Dec 2125°F8°F57°F 1954-38°F 198922%24%
Dec 2225°F8°F59°F 1954-36°F 199022%24%
Dec 2325°F8°F51°F 1963-37°F 198322%25%
Dec 2425°F7°F48°F 1999-37°F 198323%25%
Dec 2524°F7°F50°F 1963-36°F 199623%25%
Dec 2624°F7°F49°F 1956-27°F 199623%26%
Dec 2724°F7°F54°F 1980-22°F 202123%26%
Dec 2824°F7°F55°F 1999-31°F 196824%26%
Dec 2924°F7°F53°F 1956-35°F 196824%27%
Dec 3024°F6°F48°F 1956-29°F 197824%27%
Dec 3124°F6°F56°F 1963-32°F 201724%27%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Glasgow, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

December 1
sunrise 7:36 AM, sunset 4:15 PM
December 31
sunrise 7:57 AM, sunset 4:22 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00094008 (Glasgow Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00094008, 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.