805
CDUS41 KPHI 160555
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1255 AM EST TUE DEC 16 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 15 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1872 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 28 4:19 PM 69 2015 46 -18 41
MINIMUM 19 6:12 AM 7 1960 31 -12 26
AVERAGE 24 39 -15 34
PRECIPITATION (IN)
YESTERDAY T 1.90 2022 0.13 -0.13 0.15
MONTH TO DATE 1.44 2.02 -0.58 1.16
SINCE DEC 1 1.44 2.02 -0.58 1.16
SINCE JAN 1 33.48 42.16 -8.68 37.11
SNOWFALL (IN)
YESTERDAY T 4.5 1916 0.1 -0.1 0.0
MONTH TO DATE 4.2 1.3 2.9 0.0
SINCE DEC 1 4.2 1.3 2.9 0.0
SINCE JUL 1 4.2 1.5 2.7 T
SNOW DEPTH 2
DEGREE DAYS
HEATING
YESTERDAY 41 26 15 31
MONTH TO DATE 469 366 103 409
SINCE DEC 1 469 366 103 409
SINCE JUL 1 1138 1158 -20 942
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1547 1359 188 1652
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 12.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 9:00 PM
LOWEST 49 12:00 AM
AVERAGE 59
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THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 68 1971
MINIMUM TEMPERATURE (F) 31 9 1876
SUNRISE AND SUNSET
DECEMBER 16 2025......SUNRISE 7:16 AM EST SUNSET 4:37 PM EST
DECEMBER 17 2025......SUNRISE 7:17 AM EST SUNSET 4:38 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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