Records for San Diego Area, California (SANthr) on 09-21
Record Highs
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1: 106°F (1939)
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2: 91°F (1883)
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3: 90°F (1885)
Record Lows
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1: 53°F (1997)
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2: 53°F (1893)
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3: 55°F (1954)
Lowest Highs
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1: 76°F (1939)
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2: 75°F (2015)
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3: 74°F (1983)
Highest Lows
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1: 66°F (2010)
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2: 66°F (1933)
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3: 66°F (1909)
Highest September temperature:
111°F on 09-26-1963.
Lowest September temperature:
50°F on 09-18-1882.
Average temperature is 71.3°F
Average high is 76.8°F
Average low is 65.7°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 0.16" (2016)
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2: 0.07" (1947)
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3: 0.01" (1999)
Precipitation data from 1850 to 2022.