Records for St Louis Area, Missouri (STLthr) on 05-21
Record Highs
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1: 93°F (1941)
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2: 92°F (1987)
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3: 92°F (1925)
Record Lows
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1: 38°F (1883)
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2: 40°F (1892)
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3: 43°F (2002)
Lowest Highs
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1: 74°F (2004)
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2: 72°F (1921)
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3: 72°F (1902)
Highest Lows
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1: 47°F (1883)
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2: 51°F (1894)
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3: 54°F (1892)
Highest May temperature:
98°F on 05-26-1953.
Lowest May temperature:
31°F on 05-03-1976.
Average temperature is 69.5°F
Average high is 78.7°F
Average low is 60.3°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 2.00" (1957)
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2: 1.82" (1983)
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3: 1.79" (2019)
Precipitation data from 1874 to 2022.