590
CDUS41 KPHI 180802
CLIPHL
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
402 AM EDT MON MAY 18 2026
...............................
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1872 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89 3:44 PM 92 1974 75 14 86
MINIMUM 67 5:25 AM 37 1956 55 12 62
AVERAGE 78 65 13 74
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 1985 0.10 -0.10 T
MONTH TO DATE 0.39 1.74 -1.35 3.48
SINCE MAR 1 4.40 9.17 -4.77 11.67
SINCE JAN 1 9.48 15.05 -5.57 14.65
SNOWFALL (IN)
YESTERDAY 0.0 0.0 1870 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 T
SINCE JUL 1 30.1 23.1 7.0 8.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 60 75 -15 12
SINCE MAR 1 785 1070 -285 749
SINCE JUL 1 4284 4469 -185 3970
COOLING
YESTERDAY 13 3 10 9
MONTH TO DATE 31 28 3 68
SINCE MAR 1 94 44 50 86
SINCE JAN 1 94 44 50 86
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 4:00 AM
LOWEST 35 3:00 PM
AVERAGE 54
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THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 94 1962
MINIMUM TEMPERATURE (F) 55 41 1973
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:43 AM EDT SUNSET 8:12 PM EDT
MAY 19 2026...........SUNRISE 5:43 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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