Records for San Antonio Area, Texas (SATthr) on 05-20
Record Highs
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1: 100°F (1996)
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2: 99°F (2008)
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3: 99°F (1989)
Record Lows
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1: 49°F (2002)
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2: 52°F (1952)
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3: 53°F (1986)
Lowest Highs
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1: 77°F (2022)
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2: 77°F (2019)
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3: 77°F (1989)
Highest Lows
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1: 71°F (1983)
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2: 74°F (1976)
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3: 75°F (2000)
Highest May temperature:
104°F on 05-31-2004.
Lowest May temperature:
42°F on 05-04-2013.
Average temperature is 76.8°F
Average high is 86.6°F
Average low is 67.1°F
Temperature data from 1885 to 2022.
Record Precipitation
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1: 1.17" (1917)
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2: 1.03" (1967)
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3: 1.01" (1895)
Precipitation data from 1885 to 2022.