December weather in Santa Cruz, CA
The average temperature in Santa Cruz in December is 51.2°F (40.9°F–61.5°F). Average precipitation: 6.01 inches.
December is a winter month in Santa Cruz, and is cooler than the annual average of 58.7°F. Daily temperatures swing about 20.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 28m. For travel, December is a wet month.
Avg High
61.5°F
Avg Low
40.9°F
Precipitation
6.01 in
Daylight
9h 28m
December records in Santa Cruz
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 82.9°F (2021) | 28.9°F (1906) | 2.08 in (1951) |
| December 2 | 82.0°F (1940) | 30.9°F (1905) | 1.91 in (2001) |
| December 3 | 87.1°F (1958) | 30.0°F (1897) | 3.24 in (1951) |
| December 4 | 81.0°F (1939) | 26.1°F (1909) | 2.58 in (1945) |
| December 5 | 80.1°F (1959) | 28.0°F (2013) | 3.25 in (1948) |
| December 6 | 77.0°F (1900) | 28.9°F (1912) | 4.51 in (1955) |
| December 7 | 81.0°F (1938) | 28.0°F (1960) | 1.54 in (1952) |
| December 8 | 80.1°F (1975) | 27.0°F (1951) | 3.55 in (2004) |
| December 9 | 82.0°F (2020) | 23.0°F (1972) | 2.56 in (1937) |
| December 10 | 81.0°F (1934) | 27.0°F (1951) | 3.26 in (1996) |
| December 11 | 81.0°F (1934) | 24.1°F (1972) | 3.01 in (2014) |
| December 12 | 78.1°F (1944) | 25.0°F (1949) | 2.44 in (1995) |
| December 13 | 77.0°F (1944) | 25.0°F (1901) | 2.88 in (2002) |
| December 14 | 82.0°F (1953) | 25.0°F (1972) | 4.20 in (1941) |
| December 15 | 75.9°F (1930) | 26.1°F (1932) | 2.42 in (2016) |
| December 16 | 73.9°F (1923) | 28.0°F (1967) | 2.50 in (2018) |
| December 17 | 79.0°F (1958) | 25.0°F (1965) | 2.31 in (1949) |
| December 18 | 75.0°F (1985) | 25.0°F (1908) | 3.74 in (2005) |
| December 19 | 75.9°F (1896) | 24.1°F (1924) | 2.25 in (1932) |
| December 20 | 75.9°F (1896) | 27.0°F (1897) | 2.05 in (2002) |
| December 21 | 75.9°F (1896) | 24.1°F (1968) | 2.10 in (2015) |
| December 22 | 73.0°F (1985) | 21.0°F (1990) | 3.57 in (1955) |
| December 23 | 78.1°F (1989) | 19.0°F (1990) | 4.56 in (1942) |
| December 24 | 80.1°F (1989) | 23.0°F (1990) | 2.35 in (1979) |
| December 25 | 82.0°F (1947) | 23.0°F (1932) | 2.61 in (1983) |
| December 26 | 78.1°F (1925) | 25.0°F (1924) | 3.44 in (1948) |
| December 27 | 75.0°F (1919) | 26.1°F (1962) | 2.80 in (1940) |
| December 28 | 75.0°F (1897) | 28.0°F (1902) | 2.87 in (1951) |
| December 29 | 80.1°F (1917) | 27.0°F (1898) | 2.79 in (2010) |
| December 30 | 80.1°F (1963) | 25.0°F (1900) | 2.29 in (1981) |
| December 31 | 77.0°F (1963) | 23.0°F (1915) | 2.00 in (1913) |