Monterey Weather in December
Average highs run from 50°F on December 1 to 44°F on December 31, and lows from 35°F to 29°F. Normal precipitation for the month is 6.69 in over about 14 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
- 47°F
- Average low
- 31°F
- Precipitation
- 6.69 in
- Snowfall
- 2.9 in
- Record high
- 77°FDec 12, 2007
- Record low
- -13°FDec 13, 1962
- Chance of a freeze
- 100%
- Daylight
- 9 h 53 min to 9 h 45 min
- Cloud cover
- 69%
- Humidity
- 84%
- Dew point
- 34°F
- Wind
- 5.4 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Dec 1 | 50°F | 35°F | 75°F 1970 | 10°F 1976 | 40% | 3% |
| Dec 2 | 50°F | 34°F | 71°F 1982 | 14°F 1924 | 41% | 3% |
| Dec 3 | 50°F | 34°F | 76°F 1982 | -2°F 1929 | 41% | 3% |
| Dec 4 | 50°F | 34°F | 75°F 1982 | 8°F 1929 | 41% | 3% |
| Dec 5 | 49°F | 34°F | 76°F 1982 | 16°F 1989 | 42% | 3% |
| Dec 6 | 49°F | 34°F | 74°F 1975 | 9°F 1937 | 42% | 3% |
| Dec 7 | 49°F | 33°F | 74°F 1998 | 6°F 1937 | 42% | 4% |
| Dec 8 | 48°F | 33°F | 73°F 1922 | 8°F 1977 | 43% | 4% |
| Dec 9 | 48°F | 33°F | 73°F 1978 | -2°F 1937 | 43% | 4% |
| Dec 10 | 48°F | 33°F | 70°F 2007 | -1°F 1937 | 43% | 4% |
| Dec 11 | 48°F | 32°F | 72°F 2024 | 1°F 1937 | 44% | 4% |
| Dec 12 | 47°F | 32°F | 77°F 2007 | -9°F 1962 | 44% | 5% |
| Dec 13 | 47°F | 32°F | 72°F 1927 | -13°F 1962 | 44% | 5% |
| Dec 14 | 47°F | 32°F | 71°F 1984 | -13°F 1962 | 45% | 5% |
| Dec 15 | 47°F | 32°F | 74°F 1984 | 4°F 1917 | 45% | 5% |
| Dec 16 | 46°F | 31°F | 74°F 1984 | 1°F 1989 | 46% | 5% |
| Dec 17 | 46°F | 31°F | 73°F 1924 | 4°F 1989 | 46% | 6% |
| Dec 18 | 46°F | 31°F | 70°F 1984 | 2°F 1932 | 46% | 6% |
| Dec 19 | 46°F | 31°F | 73°F 2006 | 0°F 1963 | 46% | 6% |
| Dec 20 | 46°F | 31°F | 68°F 2008 | 2°F 1963 | 47% | 6% |
| Dec 21 | 45°F | 30°F | 71°F 1967 | 5°F 1981 | 47% | 7% |
| Dec 22 | 45°F | 30°F | 74°F 1998 | -8°F 1989 | 47% | 7% |
| Dec 23 | 45°F | 30°F | 68°F 1933 | -8°F 1989 | 48% | 7% |
| Dec 24 | 45°F | 30°F | 69°F 1970 | -6°F 1989 | 48% | 7% |
| Dec 25 | 45°F | 30°F | 74°F 2015 | -7°F 1983 | 48% | 7% |
| Dec 26 | 44°F | 29°F | 72°F 2016 | 3°F 1935 | 48% | 8% |
| Dec 27 | 44°F | 29°F | 74°F 2015 | 3°F 1983 | 48% | 8% |
| Dec 28 | 44°F | 29°F | 75°F 2015 | 1°F 1925 | 48% | 8% |
| Dec 29 | 44°F | 29°F | 73°F 1984 | 6°F 1961 | 48% | 8% |
| Dec 30 | 44°F | 29°F | 69°F 1996 | -2°F 1917 | 49% | 8% |
| Dec 31 | 44°F | 29°F | 71°F 1923 | 1°F 1983 | 49% | 9% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 6:34 AM, sunset 4:27 PM
- December 31
- sunrise 6:52 AM, sunset 4:37 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00406170 (Monterey), public domain. Records: NOAA GHCN-Daily, station USC00402009, 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.