284
CDUS41 KPHI 270602
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
102 AM EST SAT DEC 27 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 26 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 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)
YESTERDAY 0.46 1.39 1975 0.11 0.35 0.00
MONTH TO DATE 2.32 3.31 -0.99 2.62
SINCE DEC 1 2.32 3.31 -0.99 2.62
SINCE JAN 1 37.29 46.81 -9.52 40.82
SNOWFALL (IN)
YESTERDAY 0.5 9.0 1969 0.2 0.3 0.0
MONTH TO DATE 7.5 3.7 3.8 4.8
SINCE DEC 1 7.5 3.7 3.8 4.8
SINCE JUL 1 7.7 4.8 2.9 4.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 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
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 13 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FREEZING RAIN
LT FREEZING RAIN
LIGHT SNOW
SLEET
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 9:00 PM
LOWEST 40 3:00 PM
AVERAGE 66
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THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 61 2016
MINIMUM TEMPERATURE (F) 25 -1 1948
1950
SUNRISE AND SUNSET
DECEMBER 27 2025......SUNRISE 7:25 AM EST SUNSET 4:41 PM EST
DECEMBER 28 2025......SUNRISE 7:25 AM EST SUNSET 4:42 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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