Records for San Francisco Airport Area, California (SFOthr) on 09-18
Record Highs
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1: 93°F (2009)
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2: 92°F (1984)
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3: 91°F (2000)
Record Lows
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1: 46°F (1955)
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2: 47°F (1965)
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3: 47°F (1954)
Lowest Highs
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1: 64°F (2014)
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2: 64°F (2010)
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3: 64°F (1984)
Highest Lows
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1: 63°F (1947)
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2: 65°F (2012)
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3: 65°F (2004)
Highest September temperature:
104°F on 09-01-2017.
Lowest September temperature:
41°F on 09-30-1950.
Average temperature is 65.4°F
Average high is 75°F
Average low is 55.9°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 2.29" (1959)
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2: 0.13" (1956)
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3: 0.10" (2022)
Precipitation data from 1945 to 2022.