128
CDUS41 KPHI 182140
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
440 PM EST MON DEC 18 2023
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 18 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 58 3:02 AM 62 2006 42 16 39
MINIMUM 47 3:59 PM 5 1945 26 21 26
AVERAGE 53 34 19 33
PRECIPITATION (IN)
TODAY 1.98 2.17 1915 0.12 1.86 0.00
MONTH TO DATE 6.10 2.39 3.71 2.97
SINCE DEC 1 6.10 2.39 3.71 2.97
SINCE JAN 1 43.86 45.89 -2.03 45.01
SNOWFALL (IN)
TODAY 0.0 5.8 1932 0.1 -0.1 0.0
MONTH TO DATE T 2.4 -2.4 1.3
SINCE DEC 1 T 2.4 -2.4 1.3
SINCE JUL 1 T 3.5 -3.5 1.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 12 31 -19 32
MONTH TO DATE 447 513 -66 527
SINCE DEC 1 447 513 -66 527
SINCE JUL 1 1534 1552 -18 1628
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 24 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 12.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 60 4:00 PM
AVERAGE 79
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 59 1957
MINIMUM TEMPERATURE (F) 26 0 1951
SUNRISE AND SUNSET
DECEMBER 18 2023......SUNRISE 7:20 AM EST SUNSET 4:36 PM EST
DECEMBER 19 2023......SUNRISE 7:21 AM EST SUNSET 4:37 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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