Records for St Louis Area, Missouri (STLthr) on 09-18
Record Highs
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1: 97°F (1925)
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2: 96°F (1953)
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3: 95°F (1983)
Record Lows
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1: 42°F (1973)
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2: 43°F (1901)
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3: 43°F (1875)
Lowest Highs
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1: 78°F (1983)
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2: 77°F (1978)
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3: 76°F (2015)
Highest Lows
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1: 58°F (1901)
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2: 59°F (1875)
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3: 60°F (1938)
Highest September temperature:
104°F on 09-01-2011.
Lowest September temperature:
32°F on 09-28-1942.
Average temperature is 70.8°F
Average high is 80.8°F
Average low is 60.9°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.04" (2001)
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2: 1.01" (1986)
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3: 0.93" (2011)
Precipitation data from 1874 to 2022.