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CDUS41 KPHI 180553
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
153 AM EDT MON AUG 18 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 17 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 92 1:48 PM 95 1944 84 8 76
2002
MINIMUM 70 11:59 PM 46 1979 63 7 69
AVERAGE 81 74 7 73
PRECIPITATION (IN)
YESTERDAY 0.29 2.92 1974 0.14 0.15 0.07
MONTH TO DATE 1.10 2.67 -1.57 3.02
SINCE JUN 1 8.29 12.37 -4.08 8.89
SINCE JAN 1 27.80 29.39 -1.59 32.01
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 27 20 7 3
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 16 9 7 8
MONTH TO DATE 148 162 -14 163
SINCE JUN 1 764 686 78 779
SINCE JAN 1 791 754 37 862
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 11:00 PM
LOWEST 52 2:00 PM
AVERAGE 75
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THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 95 2002
MINIMUM TEMPERATURE (F) 63 47 1981
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 6:15 AM EDT SUNSET 7:55 PM EDT
AUGUST 19 2025........SUNRISE 6:16 AM EDT SUNSET 7:53 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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