276
CDUS41 KPHI 190601
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
201 AM EDT FRI SEP 19 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 18 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 84 5:12 PM 90 1891 78 6 80
MINIMUM 66 12:28 AM 42 1959 60 6 68
AVERAGE 75 69 6 74
PRECIPITATION (IN)
YESTERDAY T 1.91 1918 0.16 -0.16 0.04
MONTH TO DATE 1.03 2.71 -1.68 0.40
SINCE SEP 1 1.03 2.71 -1.68 0.40
SINCE JAN 1 26.96 32.07 -5.11 33.06
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 4 -4 1
SINCE SEP 1 0 4 -4 1
SINCE JUL 1 0 5 -5 1
COOLING
YESTERDAY 10 5 5 9
MONTH TO DATE 138 132 6 113
SINCE SEP 1 138 132 6 113
SINCE JAN 1 1411 1289 122 1535
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 46 6:00 PM
AVERAGE 71
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THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 92 1983
MINIMUM TEMPERATURE (F) 60 43 1943
1959
SUNRISE AND SUNSET
SEPTEMBER 19 2025.....SUNRISE 6:46 AM EDT SUNSET 7:02 PM EDT
SEPTEMBER 20 2025.....SUNRISE 6:47 AM EDT SUNSET 7:01 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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