December weather in Newport Beach, CA
The average temperature in Newport Beach in December is 57.0°F (49.8°F–64.1°F). Average precipitation: 1.62 inches.
December is a winter month in Newport Beach, and is cooler than the annual average of 62.8°F. Daily temperatures swing about 14.3°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 9h 47m. For travel, December is a comfortable month to visit.
Avg High
64.1°F
Avg Low
49.8°F
Precipitation
1.62 in
Daylight
9h 47m
December records in Newport Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 82.9°F (1976) | 37.9°F (1933) | 0.66 in (1925) |
| December 2 | 82.9°F (1993) | 39.0°F (1933) | 1.43 in (1961) |
| December 3 | 79.0°F (1927) | 35.1°F (1945) | 1.79 in (1966) |
| December 4 | 79.0°F (1937) | 37.9°F (1960) | 2.92 in (1974) |
| December 5 | 82.0°F (1937) | 35.1°F (1948) | 2.20 in (1966) |
| December 6 | 80.1°F (1959) | 34.0°F (1960) | 6.00 in (1997) |
| December 7 | 82.0°F (2001) | 37.0°F (1960) | 2.50 in (1992) |
| December 8 | 84.0°F (1957) | 37.0°F (1998) | 0.75 in (1934) |
| December 9 | 79.0°F (1988) | 34.0°F (1960) | 2.05 in (1931) |
| December 10 | 84.9°F (2017) | 39.9°F (1942) | 1.10 in (1965) |
| December 11 | 86.0°F (1924) | 37.0°F (1972) | 1.58 in (1941) |
| December 12 | 81.0°F (1998) | 35.1°F (1949) | 0.93 in (1932) |
| December 13 | 86.0°F (1998) | 35.1°F (1949) | 0.95 in (1933) |
| December 14 | 84.0°F (1953) | 37.0°F (1945) | 0.69 in (2021) |
| December 15 | 82.9°F (1998) | 37.0°F (1926) | 1.30 in (1936) |
| December 16 | 93.9°F (1998) | 37.0°F (1931) | 1.23 in (1938) |
| December 17 | 84.0°F (1998) | 37.0°F (1931) | 1.06 in (2002) |
| December 18 | 78.1°F (1998) | 34.0°F (1960) | 2.00 in (1938) |
| December 19 | 79.0°F (2004) | 37.0°F (1924) | 2.19 in (1970) |
| December 20 | 84.0°F (1960) | 35.1°F (1939) | 1.80 in (1921) |
| December 21 | 82.0°F (1999) | 33.1°F (1968) | 1.40 in (2010) |
| December 22 | 77.0°F (1999) | 34.0°F (1990) | 1.74 in (2010) |
| December 23 | 77.0°F (1992) | 34.0°F (1990) | 1.80 in (1945) |
| December 24 | 84.0°F (1947) | 36.0°F (1953) | 1.97 in (1940) |
| December 25 | 84.9°F (1999) | 34.0°F (1953) | 1.29 in (1983) |
| December 26 | 82.9°F (1956) | 35.1°F (1987) | 1.67 in (2019) |
| December 27 | 82.0°F (1999) | 34.0°F (1926) | 1.75 in (1923) |
| December 28 | 82.0°F (1929) | 37.0°F (1926) | 0.94 in (1974) |
| December 29 | 86.0°F (1963) | 33.1°F (1954) | 1.38 in (2004) |
| December 30 | 82.9°F (1980) | 32.0°F (1971) | 1.95 in (1951) |
| December 31 | 78.1°F (1958) | 34.0°F (1953) | 1.16 in (1933) |