Climatological Report (Daily)
Issued by NWS Mt. Holly, NJ

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778
CDUS41 KPHI 202128
CLIABE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
528 PM EDT WED AUG 20 2025

...................................

...THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 20 2025...
VALID TODAY AS OF 0500 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         69   3:47 PM  96    1983  84    -15       70
  MINIMUM         61   6:22 AM  46    1944  62     -1       54
  AVERAGE         65                        73     -8       62

PRECIPITATION (IN)
  TODAY            0.45          1.80 1997   0.14   0.31     0.00
  MONTH TO DATE    1.55                      3.09  -1.54     5.38
  SINCE JUN 1      8.74                     12.79  -4.05    11.25
  SINCE JAN 1     28.25                     29.81  -1.56    34.37

SNOWFALL (IN)
  TODAY            0.0           0.0  2001   0.0    0.0      0.0
                                      2002
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        3
  MONTH TO DATE    0                         0      0        3
  SINCE JUN 1     27                        20      7        6
  SINCE JUL 1      0                         1     -1        3

 COOLING
  TODAY            0                         8     -8        0
  MONTH TO DATE  154                       187    -33      179
  SINCE JUN 1    770                       711     59      795
  SINCE JAN 1    797                       779     18      878
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     7.4


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           1:00 PM
 LOWEST     73          12:00 AM
 AVERAGE    85

..........................................................


THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        95      1937
 MINIMUM TEMPERATURE (F)   62        45      2000


SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE   6:17 AM EDT   SUNSET   7:52 PM EDT
AUGUST 21 2025........SUNRISE   6:18 AM EDT   SUNSET   7:50 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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