Valley Center Weather in December
Average highs run from 70°F on December 1 to 67°F on December 31, and lows from 38°F to 37°F. Normal precipitation for the month is 2.55 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
- 67°F
- Average low
- 37°F
- Precipitation
- 2.55 in
- Record high
- 88°FDec 10, 2025
- Record low
- 20°FDec 5, 2011
- Chance of a freeze
- 97%
- Daylight
- 10 h 07 min to 10 h 00 min
- Cloud cover
- 39%
- Humidity
- 61%
- Dew point
- 35°F
- Wind
- 7.8 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 | 70°F | 38°F | 86°F 2021 | 21°F 2004 | |
| Dec 2 | 70°F | 37°F | 79°F 2017 | 24°F 2004 | |
| Dec 3 | 69°F | 37°F | 80°F 2007 | 28°F 1999 | |
| Dec 4 | 69°F | 37°F | 83°F 2007 | 23°F 2011 | |
| Dec 5 | 69°F | 37°F | 83°F 2023 | 20°F 2011 | |
| Dec 6 | 68°F | 37°F | 81°F 2015 | 24°F 2006 | |
| Dec 7 | 68°F | 37°F | 82°F 2024 | 25°F 1998 | |
| Dec 8 | 68°F | 37°F | 83°F 2025 | 23°F 2011 | |
| Dec 9 | 68°F | 37°F | 84°F 2025 | 23°F 2013 | |
| Dec 10 | 68°F | 36°F | 88°F 2025 | 27°F 2011 | |
| Dec 11 | 67°F | 36°F | 82°F 2017 | 24°F 2011 | |
| Dec 12 | 67°F | 36°F | 86°F 2010 | 27°F 1998 | |
| Dec 13 | 67°F | 36°F | 82°F 2010 | 25°F 1999 | |
| Dec 14 | 67°F | 36°F | 81°F 2004 | 27°F 2003 | |
| Dec 15 | 67°F | 36°F | 80°F 2017 | 26°F 2003 | |
| Dec 16 | 67°F | 36°F | 86°F 2013 | 26°F 2021 | |
| Dec 17 | 67°F | 36°F | 82°F 2013 | 24°F 2015 | |
| Dec 18 | 67°F | 36°F | 85°F 2024 | 26°F 2001 | |
| Dec 19 | 66°F | 36°F | 85°F 2024 | 23°F 2006 | |
| Dec 20 | 66°F | 36°F | 83°F 2005 | 22°F 2021 | |
| Dec 21 | 66°F | 36°F | 84°F 2005 | 24°F 2012 | |
| Dec 22 | 66°F | 36°F | 81°F 2025 | 23°F 1998 | |
| Dec 23 | 66°F | 36°F | 77°F 2007 | 22°F 1998 | |
| Dec 24 | 66°F | 36°F | 85°F 2005 | 21°F 1998 | |
| Dec 25 | 67°F | 36°F | 85°F 2022 | 22°F 1998 | |
| Dec 26 | 67°F | 36°F | 82°F 2022 | 26°F 2001 | |
| Dec 27 | 67°F | 37°F | 80°F 2017 | 24°F 2003 | |
| Dec 28 | 67°F | 37°F | 88°F 2017 | 24°F 2014 | |
| Dec 29 | 67°F | 37°F | 86°F 2017 | 25°F 2003 | |
| Dec 30 | 67°F | 37°F | 81°F 2017 | 25°F 2006 | |
| Dec 31 | 67°F | 37°F | 82°F 2011 | 24°F 2003 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 6:34 AM, sunset 4:41 PM
- December 31
- sunrise 6:51 AM, sunset 4:51 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00049226 (Valley Ctr 1N), public domain. Records: NOAA GHCN-Daily, station USW00053120, 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.