Sierra Vista climate

Sierra Vista Weather in December

NOAA 1991-2020 normals for Sierra Vista, 3 km from Sierra Vista

Average highs run from 65°F on December 1 to 60°F on December 31, and lows from 32°F to 29°F. Normal precipitation for the month is 0.85 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 Sierra Vista, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
62°F
Average low
30°F
Precipitation
0.85 in
Record high
81°FDec 15, 2016
Record low
15°FDec 26, 1987
Chance of a freeze
100%
Daylight
10 h 15 min to 10 h 08 min
Cloud cover
36%
Humidity
52%
Dew point
25°F
Wind
8.7 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 165°F32°F80°F 201121°F 200410%0%
Dec 264°F32°F80°F 201219°F 199110%0%
Dec 364°F31°F80°F 201119°F 199110%0%
Dec 464°F31°F78°F 198720°F 202010%0%
Dec 563°F31°F79°F 200720°F 202010%0%
Dec 663°F31°F80°F 201222°F 199910%0%
Dec 763°F30°F78°F 200724°F 199810%0%
Dec 863°F30°F74°F 199620°F 201110%0%
Dec 962°F30°F77°F 198924°F 201711%0%
Dec 1062°F30°F78°F 201525°F 201311%0%
Dec 1162°F30°F79°F 198722°F 202411%0%
Dec 1262°F30°F74°F 199619°F 198911%0%
Dec 1362°F29°F75°F 201619°F 198911%0%
Dec 1462°F29°F74°F 202521°F 198411%0%
Dec 1561°F29°F81°F 201619°F 198711%0%
Dec 1661°F29°F72°F 202421°F 200111%0%
Dec 1761°F29°F72°F 198820°F 201911%0%
Dec 1861°F29°F79°F 201320°F 201911%0%
Dec 1961°F29°F75°F 198223°F 201911%0%
Dec 2061°F29°F73°F 200323°F 200211%0%
Dec 2161°F29°F75°F 202523°F 200611%0%
Dec 2261°F29°F76°F 202517°F 200111%0%
Dec 2360°F29°F77°F 202518°F 199011%0%
Dec 2460°F29°F78°F 202520°F 202011%0%
Dec 2560°F29°F79°F 198320°F 202011%0%
Dec 2660°F29°F75°F 201715°F 198711%0%
Dec 2760°F29°F72°F 202517°F 198711%0%
Dec 2860°F29°F71°F 202217°F 198711%0%
Dec 2960°F29°F73°F 199818°F 200311%0%
Dec 3060°F29°F76°F 201119°F 198811%0%
Dec 3160°F29°F77°F 201719°F 198811%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sierra Vista, in percent, and of at least 0.1 inch of snowfall.02.557.51012.51102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

December 1
sunrise 7:03 AM, sunset 5:18 PM
December 31
sunrise 7:20 AM, sunset 5:28 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00027880 (Sierra Vista), public domain. Records: NOAA GHCN-Daily, station USC00027880, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.