310
CDUS41 KPHI 210547
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
147 AM EDT SUN SEP 21 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 20 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 79 2:23 PM 90 1895 78 1 85
1983
MINIMUM 62 11:59 PM 45 1956 60 2 65
1979
AVERAGE 71 68 3 75
PRECIPITATION (IN)
YESTERDAY 0.00 3.04 1938 0.15 -0.15 0.00
MONTH TO DATE 1.03 3.01 -1.98 0.40
SINCE SEP 1 1.03 3.01 -1.98 0.40
SINCE JAN 1 26.96 32.37 -5.41 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 6 -6 1
SINCE SEP 1 0 6 -6 1
SINCE JUL 1 0 7 -7 1
COOLING
YESTERDAY 6 5 1 10
MONTH TO DATE 157 142 15 134
SINCE SEP 1 157 142 15 134
SINCE JAN 1 1430 1299 131 1556
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 11:00 PM
LOWEST 44 1:00 AM
AVERAGE 64
......................................................
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 97 1895
MINIMUM TEMPERATURE (F) 59 38 1956
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 6:48 AM EDT SUNSET 6:59 PM EDT
SEPTEMBER 22 2025.....SUNRISE 6:49 AM EDT SUNSET 6:58 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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