December weather in Monterey, CA
The average temperature in Monterey in December is 51.5°F (44.2°F–58.7°F). Average precipitation: 3.62 inches.
December is a winter month in Monterey, and is cooler than the annual average of 56.8°F. Daily temperatures swing about 14.5°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 31m. For travel, December is a comfortable month to visit.
Avg High
58.7°F
Avg Low
44.2°F
Precipitation
3.62 in
Snow
0.1 in
December records in Monterey
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 82.9°F (1956) | 35.1°F (1942) | 1.10 in (1914) |
| December 2 | 79.0°F (1958) | 35.1°F (2022) | 1.71 in (2001) |
| December 3 | 89.1°F (1958) | 36.0°F (1942) | 1.74 in (1992) |
| December 4 | 82.0°F (1958) | 34.0°F (1942) | 1.85 in (1915) |
| December 5 | 82.9°F (1959) | 30.9°F (1942) | 1.34 in (1966) |
| December 6 | 75.9°F (1959) | 35.1°F (1942) | 1.58 in (1966) |
| December 7 | 80.1°F (1941) | 30.9°F (1942) | 1.32 in (1952) |
| December 8 | 80.1°F (2020) | 32.0°F (1942) | 0.62 in (1955) |
| December 9 | 80.1°F (1957) | 23.0°F (1972) | 1.60 in (1909) |
| December 10 | 75.0°F (1958) | 27.0°F (1972) | 2.01 in (1996) |
| December 11 | 80.1°F (1958) | 26.1°F (1972) | 3.70 in (1906) |
| December 12 | 80.1°F (1958) | 30.0°F (1942) | 2.04 in (2014) |
| December 13 | 77.0°F (1953) | 28.0°F (1972) | 1.96 in (2021) |
| December 14 | 78.1°F (1941) | 27.0°F (1967) | 1.60 in (1997) |
| December 15 | 75.9°F (1942) | 28.9°F (1967) | 1.99 in (2014) |
| December 16 | 84.9°F (1980) | 30.9°F (1942) | 1.67 in (2002) |
| December 17 | 81.0°F (1958) | 30.9°F (1942) | 2.97 in (1977) |
| December 18 | 73.0°F (1985) | 35.1°F (2006) | 1.25 in (2005) |
| December 19 | 73.0°F (2000) | 30.9°F (1942) | 1.37 in (2002) |
| December 20 | 75.9°F (1954) | 30.0°F (1942) | 1.31 in (2001) |
| December 21 | 75.9°F (1941) | 28.0°F (1990) | 2.96 in (1996) |
| December 22 | 75.9°F (1960) | 19.9°F (1990) | 1.77 in (1982) |
| December 23 | 75.0°F (1960) | 24.1°F (1990) | 3.85 in (1955) |
| December 24 | 73.0°F (1985) | 28.0°F (1990) | 1.84 in (1916) |
| December 25 | 77.0°F (1980) | 30.9°F (1990) | 0.98 in (1971) |
| December 26 | 79.0°F (2013) | 33.1°F (1988) | 0.87 in (2012) |
| December 27 | 79.0°F (1956) | 30.9°F (1942) | 1.90 in (1973) |
| December 28 | 81.0°F (1956) | 35.1°F (1971) | 2.02 in (1951) |
| December 29 | 75.0°F (1956) | 30.9°F (1988) | 2.12 in (1991) |
| December 30 | 75.0°F (1963) | 30.0°F (1990) | 2.40 in (2004) |
| December 31 | 78.1°F (1980) | 30.9°F (1987) | 1.45 in (1909) |