Records for St Louis Area, Missouri (STLthr) on 09-15
Record Highs
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1: 101°F (1939)
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2: 98°F (1931)
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3: 98°F (1927)
Record Lows
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1: 45°F (2007)
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2: 45°F (1961)
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3: 46°F (2011)
Lowest Highs
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1: 81°F (1931)
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2: 79°F (1927)
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3: 76°F (1991)
Highest Lows
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1: 58°F (1993)
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2: 60°F (1989)
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3: 60°F (1949)
Highest September temperature:
104°F on 09-01-2011.
Lowest September temperature:
32°F on 09-28-1942.
Average temperature is 71.9°F
Average high is 81.9°F
Average low is 62°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 2.05" (1914)
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2: 1.06" (1903)
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3: 1.03" (2005)
Precipitation data from 1874 to 2022.