Oro Valley Weather in December
Average highs run from 69°F on December 1 to 66°F on December 31, and lows from 33°F to 31°F. Normal precipitation for the month is 1.17 in.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 66°F
- Average low
- 31°F
- Precipitation
- 1.17 in
- Record high
- 88°FDec 1, 1999
- Record low
- 21°FDec 6, 2011
- Chance of a freeze
- 100%
- Daylight
- 10 h 10 min to 10 h 04 min
- Cloud cover
- 39%
- Humidity
- 46%
- Dew point
- 28°F
- Wind
- 8.1 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 69°F | 33°F | 88°F 1999 | 27°F 2004 | |
| Dec 2 | 69°F | 33°F | 83°F 2003 | 26°F 2004 | |
| Dec 3 | 69°F | 32°F | 82°F 2021 | 32°F 1991 | |
| Dec 4 | 68°F | 32°F | 81°F 2021 | 31°F 1999 | |
| Dec 5 | 68°F | 32°F | 82°F 1987 | 28°F 2011 | |
| Dec 6 | 68°F | 32°F | 83°F 2003 | 21°F 2011 | |
| Dec 7 | 67°F | 32°F | 83°F 2003 | 29°F 2005 | |
| Dec 8 | 67°F | 32°F | 80°F 2021 | 23°F 2011 | |
| Dec 9 | 67°F | 31°F | 84°F 1996 | 28°F 2011 | |
| Dec 10 | 67°F | 31°F | 79°F 1990 | 31°F 2013 | |
| Dec 11 | 66°F | 31°F | 80°F 1996 | 31°F 2008 | |
| Dec 12 | 66°F | 31°F | 79°F 1987 | 24°F 2007 | |
| Dec 13 | 66°F | 31°F | 81°F 1995 | 26°F 1985 | |
| Dec 14 | 66°F | 31°F | 84°F 2010 | 29°F 2001 | |
| Dec 15 | 66°F | 31°F | 85°F 2025 | 26°F 1985 | |
| Dec 16 | 66°F | 31°F | 80°F 2016 | 28°F 2015 | |
| Dec 17 | 66°F | 31°F | 78°F 1998 | 26°F 2015 | |
| Dec 18 | 65°F | 31°F | 82°F 1988 | 26°F 1996 | |
| Dec 19 | 65°F | 31°F | 83°F 2023 | 29°F 1990 | |
| Dec 20 | 65°F | 30°F | 83°F 2025 | 26°F 2006 | |
| Dec 21 | 65°F | 30°F | 82°F 2025 | 24°F 2006 | |
| Dec 22 | 65°F | 30°F | 83°F 2025 | 27°F 2006 | |
| Dec 23 | 65°F | 30°F | 86°F 2025 | 24°F 1990 | |
| Dec 24 | 65°F | 30°F | 83°F 2025 | 27°F 1990 | |
| Dec 25 | 65°F | 30°F | 79°F 1989 | 29°F 1990 | |
| Dec 26 | 66°F | 30°F | 80°F 2005 | 25°F 1988 | |
| Dec 27 | 66°F | 30°F | 78°F 2005 | 26°F 1987 | |
| Dec 28 | 66°F | 30°F | 79°F 2022 | 23°F 1988 | |
| Dec 29 | 66°F | 31°F | 79°F 2022 | 25°F 2003 | |
| Dec 30 | 66°F | 31°F | 81°F 2017 | 24°F 1988 | |
| Dec 31 | 66°F | 31°F | 78°F 2011 | 27°F 2010 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:08 AM, sunset 5:18 PM
- December 31
- sunrise 7:25 AM, sunset 5:29 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00021357 (Catalina SP), public domain. Records: NOAA GHCN-Daily, station USC00028795, 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.