Monterey County Weather in December
Average highs run from 64°F on December 1 to 62°F on December 31, and lows from 38°F to 37°F. Normal precipitation for the month is 2.05 in over about 9 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
- 62°F
- Average low
- 37°F
- Precipitation
- 2.05 in
- Record high
- 85°FDec 1, 2021
- Record low
- 23°FDec 27, 1954
- Chance of a freeze
- 90%
- Daylight
- 9 h 52 min to 9 h 45 min
- Cloud cover
- 48%
- Humidity
- 75%
- Dew point
- 40°F
- Wind
- 7.2 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 | 64°F | 38°F | 85°F 2021 | 30°F 2004 | 23% |
| Dec 2 | 64°F | 38°F | 79°F 1956 | 30°F 1934 | 23% |
| Dec 3 | 63°F | 38°F | 83°F 1939 | 30°F 1934 | 23% |
| Dec 4 | 63°F | 38°F | 81°F 1932 | 30°F 1936 | 24% |
| Dec 5 | 63°F | 38°F | 81°F 1962 | 27°F 2013 | 24% |
| Dec 6 | 63°F | 38°F | 79°F 1937 | 30°F 1934 | 25% |
| Dec 7 | 63°F | 37°F | 79°F 1938 | 28°F 1978 | 25% |
| Dec 8 | 62°F | 37°F | 80°F 1938 | 28°F 1956 | 25% |
| Dec 9 | 62°F | 37°F | 80°F 1957 | 25°F 1972 | 26% |
| Dec 10 | 62°F | 37°F | 80°F 2017 | 30°F 1943 | 26% |
| Dec 11 | 62°F | 37°F | 80°F 1934 | 25°F 1972 | 26% |
| Dec 12 | 62°F | 37°F | 77°F 1988 | 27°F 1932 | 27% |
| Dec 13 | 62°F | 37°F | 80°F 1953 | 26°F 1932 | 27% |
| Dec 14 | 62°F | 37°F | 81°F 1953 | 26°F 1932 | 27% |
| Dec 15 | 62°F | 37°F | 77°F 1942 | 26°F 1935 | 27% |
| Dec 16 | 61°F | 37°F | 84°F 1980 | 29°F 1933 | 28% |
| Dec 17 | 61°F | 37°F | 77°F 1998 | 30°F 1965 | 28% |
| Dec 18 | 61°F | 37°F | 74°F 1985 | 26°F 1935 | 28% |
| Dec 19 | 61°F | 37°F | 75°F 1985 | 28°F 1935 | 28% |
| Dec 20 | 61°F | 37°F | 75°F 1985 | 29°F 1968 | 28% |
| Dec 21 | 61°F | 37°F | 74°F 1985 | 24°F 1998 | 28% |
| Dec 22 | 61°F | 37°F | 76°F 1960 | 24°F 1990 | 28% |
| Dec 23 | 61°F | 37°F | 76°F 1960 | 24°F 1998 | 28% |
| Dec 24 | 62°F | 37°F | 76°F 1989 | 26°F 1974 | 29% |
| Dec 25 | 62°F | 37°F | 80°F 1947 | 27°F 1987 | 29% |
| Dec 26 | 62°F | 37°F | 80°F 1980 | 27°F 1954 | 29% |
| Dec 27 | 62°F | 37°F | 78°F 1956 | 23°F 1954 | 29% |
| Dec 28 | 62°F | 37°F | 80°F 1956 | 26°F 1966 | 29% |
| Dec 29 | 62°F | 37°F | 79°F 1956 | 28°F 1990 | 29% |
| Dec 30 | 62°F | 37°F | 80°F 1980 | 29°F 1990 | 29% |
| Dec 31 | 62°F | 37°F | 79°F 1980 | 28°F 1978 | 29% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 6:58 AM, sunset 4:50 PM
- December 31
- sunrise 7:16 AM, sunset 5:01 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00044555 (King City), public domain. Records: NOAA GHCN-Daily, station USW00023233, 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.