041
CDUS41 KPHI 240623
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
123 AM EST WED DEC 24 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 23 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 37 7:19 AM 65 2015 41 -4 26
MINIMUM 30 2:11 AM -3 1960 25 5 1
AVERAGE 34 33 1 14
PRECIPITATION (IN)
YESTERDAY 0.11 1.56 1923 0.12 -0.01 0.00
MONTH TO DATE 1.86 2.98 -1.12 2.55
SINCE DEC 1 1.86 2.98 -1.12 2.55
SINCE JAN 1 36.83 46.48 -9.65 40.75
SNOWFALL (IN)
YESTERDAY 0.8 5.2 1963 0.2 0.6 0.0
MONTH TO DATE 7.0 3.2 3.8 4.1
SINCE DEC 1 7.0 3.2 3.8 4.1
SINCE JUL 1 7.2 4.3 2.9 4.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 31 32 -1 51
MONTH TO DATE 839 670 169 767
SINCE DEC 1 839 670 169 767
SINCE JUL 1 1851 1706 145 1636
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 924 981 -57 994
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1:00 PM
LOWEST 58 12:00 AM
AVERAGE 77
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THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 71 2015
MINIMUM TEMPERATURE (F) 25 -5 1989
SUNRISE AND SUNSET
DECEMBER 24 2025......SUNRISE 7:23 AM EST SUNSET 4:40 PM EST
DECEMBER 25 2025......SUNRISE 7:24 AM EST SUNSET 4:40 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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