Records for San Diego Area, California (SANthr) on 12-18
Record Highs
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1: 78°F (1985)
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2: 78°F (1912)
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3: 77°F (2004)
Record Lows
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1: 36°F (1892)
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2: 36°F (1878)
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3: 38°F (1895)
Lowest Highs
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1: 59°F (2010)
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2: 58°F (2018)
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3: 58°F (2013)
Highest Lows
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1: 55°F (1897)
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2: 56°F (1924)
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3: 56°F (1909)
Highest December temperature:
88°F on 12-29-1963.
Lowest December temperature:
32°F on 12-25-1879.
Average temperature is 57.5°F
Average high is 65.6°F
Average low is 49.4°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.93" (1921)
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2: 1.12" (1967)
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3: 1.09" (1877)
Precipitation data from 1850 to 2022.