636
CDUS41 KPHI 160552
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
152 AM EDT TUE SEP 16 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 15 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 85 3:01 PM 95 1927 79 6 84
MINIMUM 65 5:51 AM 45 1895 61 4 61
AVERAGE 75 70 5 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.74 1904 0.16 -0.16 0.00
MONTH TO DATE 0.56 2.24 -1.68 0.36
SINCE SEP 1 0.56 2.24 -1.68 0.36
SINCE JAN 1 26.49 31.60 -5.11 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 1 -1 1
SINCE SEP 1 0 1 -1 1
SINCE JUL 1 0 2 -2 1
COOLING
YESTERDAY 10 6 4 8
MONTH TO DATE 118 116 2 92
SINCE SEP 1 118 116 2 92
SINCE JAN 1 1391 1273 118 1514
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 37 2:00 PM
AVERAGE 64
......................................................
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 1991
MINIMUM TEMPERATURE (F) 61 45 1984
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 6:43 AM EDT SUNSET 7:07 PM EDT
SEPTEMBER 17 2025.....SUNRISE 6:44 AM EDT SUNSET 7:06 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page