744
CDUS41 KPHI 120543
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1243 AM EST FRI DEC 12 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 11 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 41 3:27 AM 68 2021 47 -6 64
MINIMUM 29 11:16 PM 8 1880 32 -3 40
AVERAGE 35 40 -5 52
PRECIPITATION (IN)
YESTERDAY T 2.72 2008 0.13 -0.13 0.87
MONTH TO DATE 0.95 1.48 -0.53 1.01
SINCE DEC 1 0.95 1.48 -0.53 1.01
SINCE JAN 1 32.99 41.62 -8.63 36.96
SNOWFALL (IN)
YESTERDAY T 3.7 1960 0.1 -0.1 0.0
MONTH TO DATE T 0.9 -0.9 0.0
SINCE DEC 1 T 0.9 -0.9 0.0
SINCE JUL 1 T 1.1 -1.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 30 25 5 13
MONTH TO DATE 329 262 67 281
SINCE DEC 1 329 262 67 281
SINCE JUL 1 998 1054 -56 814
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 32 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 16.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 12:00 AM
LOWEST 32 3:00 PM
AVERAGE 56
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THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 69 2015
MINIMUM TEMPERATURE (F) 32 8 1988
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 7:13 AM EST SUNSET 4:36 PM EST
DECEMBER 13 2025......SUNRISE 7:14 AM EST SUNSET 4:37 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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