382
CDUS41 KPHI 170557
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
157 AM EDT WED SEP 17 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 16 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 78 1:51 PM 94 1991 79 -1 77
MINIMUM 64 8:08 PM 45 1984 61 3 61
AVERAGE 71 70 1 69
PRECIPITATION (IN)
YESTERDAY 0.02 6.63 1999 0.16 -0.14 0.00
MONTH TO DATE 0.58 2.40 -1.82 0.36
SINCE SEP 1 0.58 2.40 -1.82 0.36
SINCE JAN 1 26.51 31.76 -5.25 33.02
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 2 -2 1
SINCE SEP 1 0 2 -2 1
SINCE JUL 1 0 3 -3 1
COOLING
YESTERDAY 6 6 0 4
MONTH TO DATE 124 122 2 96
SINCE SEP 1 124 122 2 96
SINCE JAN 1 1397 1279 118 1518
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 12.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 12:00 AM
LOWEST 46 1:00 PM
AVERAGE 65
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THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 1991
MINIMUM TEMPERATURE (F) 61 44 1959
1966
1986
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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