154
CDUS41 KPHI 152133
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
433 PM EST FRI DEC 15 2023
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 15 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 57 2:11 PM 66 2015 43 14 36
MINIMUM 25 2:57 AM 6 1960 27 -2 28
2005
AVERAGE 41 35 6 32
PRECIPITATION (IN)
TODAY 0.00 0.89 1948 0.13 -0.13 0.72
MONTH TO DATE 2.83 2.03 0.80 2.62
SINCE DEC 1 2.83 2.03 0.80 2.62
SINCE JAN 1 40.59 45.53 -4.94 44.66
SNOWFALL (IN)
TODAY 0.0 4.0 1950 0.2 -0.2 1.3
MONTH TO DATE T 2.0 -2.0 1.3
SINCE DEC 1 T 2.0 -2.0 1.3
SINCE JUL 1 T 3.1 -3.1 1.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 24 30 -6 33
MONTH TO DATE 395 422 -27 440
SINCE DEC 1 395 422 -27 440
SINCE JUL 1 1482 1461 21 1541
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 790 981 -191 986
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 7.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 12:00 AM
LOWEST 31 2:00 PM
AVERAGE 53
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 61 2021
MINIMUM TEMPERATURE (F) 27 1 1951
SUNRISE AND SUNSET
DECEMBER 15 2023......SUNRISE 7:18 AM EST SUNSET 4:35 PM EST
DECEMBER 16 2023......SUNRISE 7:19 AM EST SUNSET 4:36 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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