Georgetown climate

Georgetown Weather in December

NOAA 1991-2020 normals for Georgetown, 0.2 km from Georgetown

Average highs run from 39°F on December 1 to 36°F on December 31, and lows from 17°F to 15°F. Normal precipitation for the month is 0.86 in over about 9 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 Georgetown, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
36°F
Average low
15°F
Precipitation
0.86 in
Snowfall
14.4 in
Record high
62°FDec 3, 2021
Record low
-17°FDec 7, 2005
Chance of a freeze
100%
Daylight
9 h 34 min to 9 h 24 min
Cloud cover
57%
Humidity
75%
Dew point
10°F
Wind
9.2 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 139°F17°F60°F 1999-4°F 197126%27%
Dec 238°F17°F60°F 1998-3°F 197126%27%
Dec 338°F17°F62°F 2021-11°F 200926%27%
Dec 438°F17°F60°F 1965-6°F 200926%27%
Dec 538°F16°F56°F 1965-15°F 201326%27%
Dec 637°F16°F57°F 1965-16°F 201326%27%
Dec 737°F16°F55°F 2023-17°F 200527%28%
Dec 837°F16°F60°F 1897-16°F 200527%28%
Dec 937°F16°F57°F 1957-13°F 189827%28%
Dec 1037°F16°F55°F 2015-8°F 196127%28%
Dec 1136°F15°F52°F 1950-14°F 196327%28%
Dec 1236°F15°F55°F 1962-4°F 196127%28%
Dec 1336°F15°F54°F 2014-11°F 196727%28%
Dec 1436°F15°F52°F 1962-12°F 196727%28%
Dec 1536°F15°F56°F 1962-7°F 200727%28%
Dec 1636°F15°F60°F 1962-1°F 200827%28%
Dec 1736°F15°F50°F 1962-7°F 201627%28%
Dec 1836°F15°F51°F 2011-9°F 199627%28%
Dec 1936°F15°F51°F 2011-7°F 199827%28%
Dec 2036°F15°F53°F 2025-8°F 199827%28%
Dec 2136°F15°F52°F 1958-6°F 199828%29%
Dec 2236°F15°F56°F 1954-10°F 199828%29%
Dec 2336°F15°F57°F 1955-14°F 199828%29%
Dec 2436°F15°F58°F 2025-7°F 195228%29%
Dec 2536°F15°F56°F 2025-8°F 194828%29%
Dec 2636°F15°F55°F 2025-3°F 199728%29%
Dec 2736°F15°F51°F 2025-6°F 201428%29%
Dec 2836°F15°F50°F 1965-6°F 195428%29%
Dec 2936°F15°F51°F 19560°F 201828%29%
Dec 3036°F15°F52°F 1955-9°F 201428%29%
Dec 3136°F15°F54°F 1955-12°F 201428%29%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Georgetown, 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 7:05 AM, sunset 4:39 PM
December 31
sunrise 7:24 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 USC00053261 (Georgetown), public domain. Records: NOAA GHCN-Daily, station USC00053261, 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.