001
CDUS41 KPHI 172132
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
532 PM EDT WED SEP 17 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 17 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 73 10:23 AM 94 1991 79 -6 80
MINIMUM 65 3:18 AM 44 1959 61 4 66
1966
1986
AVERAGE 69 70 -1 73
PRECIPITATION (IN)
TODAY 0.23 3.48 1876 0.15 0.08 T
MONTH TO DATE 0.81 2.55 -1.74 0.36
SINCE SEP 1 0.81 2.55 -1.74 0.36
SINCE JAN 1 26.74 31.91 -5.17 33.02
SNOWFALL (IN)
TODAY 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
TODAY 0 1 -1 0
MONTH TO DATE 0 3 -3 1
SINCE SEP 1 0 3 -3 1
SINCE JUL 1 0 4 -4 1
COOLING
TODAY 4 5 -1 8
MONTH TO DATE 128 127 1 104
SINCE SEP 1 128 127 1 104
SINCE JAN 1 1401 1284 117 1526
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 14.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 PM
LOWEST 68 10:00 AM
AVERAGE 82
......................................................
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 90 1891
MINIMUM TEMPERATURE (F) 60 42 1959
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 6:44 AM EDT SUNSET 7:06 PM EDT
SEPTEMBER 18 2025.....SUNRISE 6:45 AM EDT SUNSET 7:04 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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