450
CDUS41 KPHI 182122
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
522 PM EDT SUN MAY 18 2025
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR MAY 18 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 77 3:30 PM 94 1962 75 2 66
MINIMUM 64 5:42 AM 41 1973 55 9 56
AVERAGE 71 65 6 61
PRECIPITATION (IN)
TODAY 0.00 1.47 2002 0.11 -0.11 0.12
MONTH TO DATE 3.48 1.85 1.63 1.18
SINCE MAR 1 11.67 9.28 2.39 12.53
SINCE JAN 1 14.65 15.16 -0.51 19.93
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 MAR 1 T 3.9 -3.9 0.0
SINCE JUL 1 8.1 23.1 -15.0 11.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 3 -3 4
MONTH TO DATE 12 78 -66 72
SINCE MAR 1 749 1074 -325 854
SINCE JUL 1 3970 4474 -504 3809
COOLING
TODAY 6 3 3 0
MONTH TO DATE 74 31 43 34
SINCE MAR 1 92 47 45 60
SINCE JAN 1 92 47 45 60
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 15.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 1:00 AM
LOWEST 37 1:00 PM
AVERAGE 48
......................................................
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 96 1962
MINIMUM TEMPERATURE (F) 55 41 1882
SUNRISE AND SUNSET
MAY 18 2025...........SUNRISE 5:43 AM EDT SUNSET 8:12 PM EDT
MAY 19 2025...........SUNRISE 5:42 AM EDT SUNSET 8:13 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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