Records for San Jose Area, California (SJCthr) on 09-28
Record Highs
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1: 101°F (2020)
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2: 99°F (2010)
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3: 98°F (1921)
Record Lows
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1: 38°F (1894)
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2: 42°F (1929)
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3: 42°F (1911)
Lowest Highs
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1: 65°F (2010)
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2: 64°F (2020)
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3: 63°F (1958)
Highest Lows
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1: 67°F (1905)
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2: 68°F (2007)
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3: 68°F (1985)
Highest September temperature:
109°F on 09-06-2022.
Lowest September temperature:
35°F on 09-23-1903.
Average temperature is 68.2°F
Average high is 79.5°F
Average low is 56.9°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.41" (1976)
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2: 0.24" (1957)
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3: 0.24" (1919)
Precipitation data from 1893 to 2022.