616
CDUS41 KPHI 290558
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
158 AM EDT THU MAY 29 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 28 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 MM 93 1941 77 -20 78
MINIMUM 52 MM 38 1997 54 -2 57
AVERAGE 55 66 -11 68
PRECIPITATION (IN)
YESTERDAY 0.33 1.97 1982 0.12 0.21 0.00
MONTH TO DATE 8.71 3.26 5.45 3.76
SINCE MAR 1 14.44 10.56 3.88 14.46
SINCE JAN 1 17.77 16.63 1.14 23.11
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 MAR 1 0.0 6.8 -6.8 T
SINCE JUL 1 17.8 33.1 -15.3 25.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 10 3 7 0
MONTH TO DATE 135 144 -9 106
SINCE MAR 1 1131 1302 -171 1113
SINCE JUL 1 5173 5268 -95 4852
COOLING
YESTERDAY 0 3 -3 3
MONTH TO DATE 22 50 -28 72
SINCE MAR 1 23 58 -35 83
SINCE JAN 1 23 58 -35 83
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 9.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 11:00 PM
LOWEST 84 11:00 AM
AVERAGE 90
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THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 95 1969
MINIMUM TEMPERATURE (F) 55 38 1949
SUNRISE AND SUNSET
MAY 29 2025...........SUNRISE 5:34 AM EDT SUNSET 8:25 PM EDT
MAY 30 2025...........SUNRISE 5:34 AM EDT SUNSET 8:25 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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