Oljato-Monument Valley climate

Oljato-Monument Valley Weather in December

NOAA 1991-2020 normals for Monument Valley, 12.7 km from Oljato-Monument Valley

Average highs run from 45°F on December 1 to 40°F on December 31, and lows from 28°F to 24°F.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Oljato-Monument Valley, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
41°F
Average low
25°F
Snowfall
1.2 in
Record high
71°FDec 4, 2017
Record low
0°FDec 22, 1990
Chance of a freeze
100%
Daylight
9 h 48 min to 9 h 40 min
Cloud cover
49%
Humidity
59%
Dew point
18°F
Wind
6.9 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 145°F28°F63°F 198019°F 20221%
Dec 244°F28°F65°F 199919°F 20062%
Dec 344°F27°F66°F 201720°F 19682%
Dec 444°F27°F71°F 201717°F 20092%
Dec 543°F27°F65°F 197710°F 20132%
Dec 643°F26°F64°F 197712°F 20132%
Dec 743°F26°F59°F 198013°F 19782%
Dec 842°F26°F67°F 19775°F 19782%
Dec 942°F26°F64°F 19776°F 19782%
Dec 1042°F25°F61°F 19779°F 19782%
Dec 1141°F25°F60°F 196811°F 20132%
Dec 1241°F25°F62°F 201614°F 19782%
Dec 1341°F25°F61°F 197715°F 19672%
Dec 1441°F25°F61°F 198812°F 19712%
Dec 1541°F25°F62°F 201616°F 20052%
Dec 1640°F24°F62°F 201016°F 20012%
Dec 1740°F24°F63°F 201613°F 20052%
Dec 1840°F24°F58°F 202513°F 19672%
Dec 1940°F24°F64°F 202516°F 20222%
Dec 2040°F24°F64°F 202515°F 20222%
Dec 2140°F24°F63°F 20259°F 19672%
Dec 2240°F24°F60°F 20250°F 19902%
Dec 2340°F24°F64°F 20255°F 19902%
Dec 2440°F24°F63°F 196910°F 19672%
Dec 2540°F24°F69°F 196910°F 19672%
Dec 2640°F24°F63°F 20259°F 19902%
Dec 2740°F24°F57°F 200511°F 19902%
Dec 2840°F24°F57°F 202411°F 19902%
Dec 2940°F24°F56°F 197313°F 19882%
Dec 3040°F24°F62°F 202410°F 19902%
Dec 3140°F24°F57°F 20178°F 19902%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Oljato-Monument Valley, in percent, and of at least 0.1 inch of snowfall.00.511.521102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

December 1
sunrise 7:16 AM, sunset 5:04 PM
December 31
sunrise 7:34 AM, sunset 5:14 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00025665 (Monument Valley), public domain. Records: NOAA GHCN-Daily, station USC00421020, 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.