264
CDUS41 KPHI 262122
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
422 PM EST FRI DEC 26 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 26 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 27 3:40 PM 65 1964 41 -14 35
MINIMUM 19 4:25 AM -3 1980 25 -6 17
AVERAGE 23 33 -10 26
PRECIPITATION (IN)
TODAY T 1.39 1975 0.11 -0.11 0.00
MONTH TO DATE 1.86 3.31 -1.45 2.62
SINCE DEC 1 1.86 3.31 -1.45 2.62
SINCE JAN 1 36.83 46.81 -9.98 40.82
SNOWFALL (IN)
TODAY T 9.0 1969 0.2 -0.2 0.0
MONTH TO DATE 7.0 3.7 3.3 4.8
SINCE DEC 1 7.0 3.7 3.3 4.8
SINCE JUL 1 7.2 4.8 2.4 4.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 42 32 10 39
MONTH TO DATE 934 766 168 879
SINCE DEC 1 934 766 168 879
SINCE JUL 1 1946 1802 144 1748
COOLING
TODAY 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 13 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 4:00 AM
LOWEST 40 3:00 PM
AVERAGE 52
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 61 2016
MINIMUM TEMPERATURE (F) 25 -1 1948
1950
SUNRISE AND SUNSET
DECEMBER 26 2025......SUNRISE 7:24 AM EST SUNSET 4:41 PM EST
DECEMBER 27 2025......SUNRISE 7:25 AM EST SUNSET 4:41 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page