191
CDUS41 KPHI 302123
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
423 PM EST TUE DEC 30 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 30 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 31 1:28 PM 64 1984 40 -9 58
MINIMUM 27 8:56 AM -2 1933 24 3 36
AVERAGE 29 32 -3 47
PRECIPITATION (IN)
TODAY T 1.59 1948 0.11 -0.11 0.01
MONTH TO DATE 2.54 3.75 -1.21 3.24
SINCE DEC 1 2.54 3.75 -1.21 3.24
SINCE JAN 1 37.51 47.25 -9.74 41.44
SNOWFALL (IN)
TODAY T 5.7 2000 0.2 -0.2 0.0
MONTH TO DATE 7.5 4.4 3.1 4.8
SINCE DEC 1 7.5 4.4 3.1 4.8
SINCE JUL 1 7.7 5.5 2.2 4.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 36 33 3 18
MONTH TO DATE 1072 898 174 976
SINCE DEC 1 1072 898 174 976
SINCE JUL 1 2084 1934 150 1845
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 26 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 18.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 2:00 AM
LOWEST 37 12:00 PM
AVERAGE 56
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 61 1932
1965
1972
MINIMUM TEMPERATURE (F) 24 -6 1963
SUNRISE AND SUNSET
DECEMBER 30 2025......SUNRISE 7:25 AM EST SUNSET 4:44 PM EST
DECEMBER 31 2025......SUNRISE 7:25 AM EST SUNSET 4:45 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