Records for Philadelphia Area, Pennsylvania (PHLthr) on 12-09
Record Highs
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1: 70°F (1966)
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2: 65°F (1991)
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3: 65°F (1951)
Record Lows
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1: 6°F (1876)
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2: 14°F (1960)
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3: 14°F (1880)
Lowest Highs
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1: 49°F (1889)
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2: 47°F (1938)
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3: 47°F (1923)
Highest Lows
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1: 23°F (1902)
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2: 23°F (1880)
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3: 24°F (1934)
Highest December temperature:
73°F on 12-04-1998.
Lowest December temperature:
-5°F on 12-30-1880.
Average temperature is 41.6°F
Average high is 48.3°F
Average low is 34.9°F
Temperature data from 1873 to 2022.
Record Precipitation
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1: 2.13" (2009)
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2: 1.91" (1978)
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3: 1.31" (2019)
Precipitation data from 1871 to 2022.