Records for San Jose Area, California (SJCthr) on 12-18
Record Highs
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1: 69°F (1958)
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2: 69°F (1937)
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3: 68°F (1941)
Record Lows
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1: 25°F (1924)
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2: 25°F (1908)
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3: 26°F (1965)
Lowest Highs
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1: 55°F (1929)
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2: 54°F (2010)
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3: 53°F (1991)
Highest Lows
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1: 47°F (1970)
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2: 47°F (1924)
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3: 48°F (1967)
Highest December temperature:
79°F on 12-12-1958.
Lowest December temperature:
19°F on 12-22-1990.
Average temperature is 50.4°F
Average high is 58.3°F
Average low is 42.4°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 1.08" (1955)
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2: 1.02" (2005)
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3: 0.77" (1940)
Precipitation data from 1893 to 2022.