December weather in Imperial Beach, CA
The average temperature in Imperial Beach in December is 56.3°F (46.3°F–66.2°F). Average precipitation: 0.45 inches.
December is a winter month in Imperial Beach, and is cooler than the annual average of 62.3°F. Daily temperatures swing about 19.9°F between overnight low and afternoon high. Daylight averages about 9h 52m. For travel, December is a comfortable month to visit.
Avg High
66.2°F
Avg Low
46.3°F
Precipitation
0.45 in
Daylight
9h 52m
December records in Imperial Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 80.1°F (1959) | 39.0°F (1957) | 0.14 in (1998) |
| December 2 | 108.0°F (2010) | 10.2°F (2010) | 0.74 in (1961) |
| December 3 | 127.9°F (2010) | 37.9°F (1956) | 2.09 in (2009) |
| December 4 | 80.1°F (1979) | 37.0°F (1973) | 0.98 in (1972) |
| December 5 | 81.0°F (1965) | 41.0°F (1973) | 0.85 in (1966) |
| December 6 | 84.0°F (1979) | 1.2°F (2007) | 0.77 in (1966) |
| December 7 | 125.1°F (2010) | 10.2°F (2010) | 0.85 in (1992) |
| December 8 | 129.9°F (2010) | 1.2°F (2010) | 0.30 in (1972) |
| December 9 | 111.0°F (2010) | 8.2°F (2010) | 1.42 in (1965) |
| December 10 | 84.0°F (1990) | 37.0°F (1998) | 0.36 in (1984) |
| December 11 | 82.0°F (2017) | 37.0°F (1947) | 1.70 in (1984) |
| December 12 | 80.1°F (2017) | 36.0°F (1947) | 0.28 in (1975) |
| December 13 | 106.0°F (2010) | 8.2°F (2010) | 1.06 in (2012) |
| December 14 | 118.0°F (2010) | 11.1°F (2010) | 0.62 in (1961) |
| December 15 | 84.0°F (1958) | 10.2°F (2010) | 0.32 in (1965) |
| December 16 | 81.0°F (1976) | 2.1°F (2023) | 0.96 in (1987) |
| December 17 | 79.0°F (1956) | 1.2°F (2010) | 1.27 in (1978) |
| December 18 | 124.0°F (2010) | 1.2°F (2010) | 1.33 in (1967) |
| December 19 | 79.0°F (1985) | 37.0°F (1973) | 0.69 in (1970) |
| December 20 | 81.0°F (1960) | 1.2°F (2023) | 0.23 in (1984) |
| December 21 | 120.0°F (2010) | 2.1°F (2023) | 0.70 in (1970) |
| December 22 | 77.0°F (1976) | 2.1°F (2023) | 1.27 in (2010) |
| December 23 | 78.1°F (2014) | 1.2°F (2010) | 0.03 in (1994) |
| December 24 | 129.0°F (2010) | 2.1°F (2023) | 0.55 in (1959) |
| December 25 | 98.1°F (2010) | 8.2°F (2010) | 0.28 in (1968) |
| December 26 | 78.1°F (1976) | 11.1°F (2010) | 0.27 in (1971) |
| December 27 | 120.0°F (2010) | 1.2°F (2010) | 2.29 in (1984) |
| December 28 | 98.1°F (2010) | 1.2°F (2010) | 0.63 in (1977) |
| December 29 | 87.1°F (2016) | 2.1°F (2023) | 0.49 in (1965) |
| December 30 | 125.1°F (2010) | 2.1°F (2023) | 1.08 in (1991) |
| December 31 | 109.9°F (2010) | 0.1°F (2010) | 0.48 in (1976) |