Records for Philadelphia Area, Pennsylvania (PHLthr) on 12-21
Record Highs
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1: 67°F (2013)
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2: 66°F (1895)
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3: 65°F (2018)
Record Lows
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1: 1°F (1942)
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2: 6°F (1884)
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3: 9°F (1955)
Lowest Highs
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1: 53°F (2018)
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2: 50°F (1895)
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3: 49°F (1923)
Highest Lows
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1: 22°F (1955)
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2: 24°F (1963)
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3: 24°F (1942)
Highest December temperature:
73°F on 12-04-1998.
Lowest December temperature:
-5°F on 12-30-1880.
Average temperature is 38.5°F
Average high is 45°F
Average low is 31.9°F
Temperature data from 1873 to 2022.
Record Precipitation
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1: 1.40" (1902)
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2: 1.28" (2012)
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3: 1.22" (1884)
Precipitation data from 1871 to 2022.