Thermal Weather in December
Average highs run from 72°F on December 1 to 69°F on December 31, and lows from 40°F to 38°F. Normal precipitation for the month is 0.34 in over about 2 wet days.
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
- 69°F
- Average low
- 38°F
- Precipitation
- 0.34 in
- Record high
- 93°FDec 3, 1958
- Record low
- 14°FDec 23, 1990
- Chance of a freeze
- 95%
- Daylight
- 10 h 05 min to 9 h 58 min
- Cloud cover
- 39%
- Humidity
- 47%
- Dew point
- 29°F
- Wind
- 6.0 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 | 72°F | 40°F | 89°F 1959 | 23°F 1992 | 5% |
| Dec 2 | 72°F | 39°F | 86°F 1959 | 25°F 1991 | 5% |
| Dec 3 | 71°F | 39°F | 93°F 1958 | 26°F 1996 | 6% |
| Dec 4 | 71°F | 39°F | 85°F 1988 | 25°F 2006 | 6% |
| Dec 5 | 71°F | 39°F | 89°F 1979 | 26°F 2006 | 6% |
| Dec 6 | 70°F | 38°F | 86°F 2024 | 26°F 2011 | 6% |
| Dec 7 | 70°F | 38°F | 84°F 1975 | 24°F 2011 | 6% |
| Dec 8 | 70°F | 38°F | 87°F 1975 | 25°F 1998 | 6% |
| Dec 9 | 70°F | 38°F | 88°F 1957 | 17°F 1994 | 6% |
| Dec 10 | 69°F | 38°F | 88°F 1950 | 21°F 2013 | 6% |
| Dec 11 | 69°F | 38°F | 85°F 2017 | 25°F 1994 | 6% |
| Dec 12 | 69°F | 38°F | 85°F 1952 | 21°F 1972 | 6% |
| Dec 13 | 69°F | 37°F | 87°F 1952 | 24°F 1997 | 7% |
| Dec 14 | 69°F | 37°F | 86°F 1952 | 26°F 1964 | 7% |
| Dec 15 | 69°F | 37°F | 86°F 1980 | 23°F 1972 | 7% |
| Dec 16 | 69°F | 37°F | 88°F 1980 | 24°F 1975 | 7% |
| Dec 17 | 69°F | 37°F | 88°F 1998 | 24°F 2015 | 7% |
| Dec 18 | 68°F | 37°F | 84°F 2024 | 25°F 1993 | 7% |
| Dec 19 | 68°F | 37°F | 84°F 2024 | 21°F 1996 | 7% |
| Dec 20 | 68°F | 37°F | 84°F 1954 | 18°F 1992 | 7% |
| Dec 21 | 68°F | 37°F | 86°F 1960 | 20°F 1968 | 8% |
| Dec 22 | 68°F | 37°F | 84°F 1960 | 21°F 1968 | 8% |
| Dec 23 | 68°F | 37°F | 87°F 1950 | 14°F 1990 | 8% |
| Dec 24 | 69°F | 37°F | 87°F 1950 | 24°F 1953 | 8% |
| Dec 25 | 69°F | 37°F | 83°F 1980 | 21°F 1990 | 8% |
| Dec 26 | 69°F | 37°F | 81°F 1956 | 23°F 1990 | 8% |
| Dec 27 | 69°F | 37°F | 82°F 1967 | 23°F 1997 | 8% |
| Dec 28 | 69°F | 37°F | 85°F 1963 | 21°F 2015 | 8% |
| Dec 29 | 69°F | 38°F | 91°F 1980 | 25°F 1954 | 9% |
| Dec 30 | 69°F | 38°F | 86°F 1980 | 24°F 1990 | 9% |
| Dec 31 | 69°F | 38°F | 78°F 1980 | 20°F 1990 | 9% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 6:31 AM, sunset 4:36 PM
- December 31
- sunrise 6:49 AM, sunset 4:47 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00003104 (Desert Resorts Rgnl AP), public domain. Records: NOAA GHCN-Daily, station USW00003104, 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.