Records for Philadelphia Area, Pennsylvania (PHLthr) on 05-15
Record Highs
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1: 93°F (1900)
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2: 89°F (2018)
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3: 89°F (2004)
Record Lows
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1: 39°F (1966)
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2: 41°F (1984)
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3: 42°F (1895)
Lowest Highs
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1: 69°F (1900)
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2: 68°F (1909)
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3: 67°F (2004)
Highest Lows
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1: 52°F (1908)
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2: 53°F (1878)
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3: 55°F (1938)
Highest May temperature:
97°F on 05-30-1991.
Lowest May temperature:
28°F on 05-11-1966.
Average temperature is 65.7°F
Average high is 75.4°F
Average low is 56°F
Temperature data from 1873 to 2022.
Record Precipitation
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1: 1.40" (1981)
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2: 1.11" (1950)
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3: 0.82" (2012)
Precipitation data from 1871 to 2022.