454
CDUS41 KPHI 280602
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
102 AM EST SUN DEC 28 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 27 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 32 6:11 PM 61 2016 40 -8 39
MINIMUM 23 11:59 PM -1 1948 25 -2 16
1950
AVERAGE 28 32 -4 28
PRECIPITATION (IN)
YESTERDAY 0.02 2.05 2023 0.11 -0.09 0.01
MONTH TO DATE 2.34 3.42 -1.08 2.63
SINCE DEC 1 2.34 3.42 -1.08 2.63
SINCE JAN 1 37.31 46.92 -9.61 40.83
SNOWFALL (IN)
YESTERDAY T 5.5 1933 0.2 -0.2 0.0
MONTH TO DATE 7.5 3.9 3.6 4.8
SINCE DEC 1 7.5 3.9 3.6 4.8
SINCE JUL 1 7.7 5.0 2.7 4.8
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 37 33 4 37
MONTH TO DATE 971 799 172 916
SINCE DEC 1 971 799 172 916
SINCE JUL 1 1983 1835 148 1785
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 71 12:00 PM
AVERAGE 84
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 63 1982
2008
MINIMUM TEMPERATURE (F) 24 -8 1950
SUNRISE AND SUNSET
DECEMBER 28 2025......SUNRISE 7:25 AM EST SUNSET 4:42 PM EST
DECEMBER 29 2025......SUNRISE 7:25 AM EST SUNSET 4:43 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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