Records for San Jose Area, California (SJCthr) on 12-20
Record Highs
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1: 75°F (1999)
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2: 71°F (1929)
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3: 70°F (2005)
Record Lows
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1: 26°F (1908)
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2: 27°F (1965)
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3: 28°F (1928)
Lowest Highs
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1: 58°F (1981)
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2: 58°F (1969)
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3: 57°F (1955)
Highest Lows
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1: 43°F (1990)
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2: 45°F (1998)
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3: 45°F (1909)
Highest December temperature:
79°F on 12-12-1958.
Lowest December temperature:
19°F on 12-22-1990.
Average temperature is 50.3°F
Average high is 58.2°F
Average low is 42.4°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.70" (1988)
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2: 0.66" (2002)
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3: 0.61" (2003)
Precipitation data from 1893 to 2022.