Climatological Report (Daily)
Issued by NWS Mt. Holly, NJ
Issued by NWS Mt. Holly, NJ
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CDUS41 KPHI 172130
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
530 PM EDT SUN AUG 17 2025
...................................
...THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 17 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 92 1:48 PM 95 1944 84 8 76
2002
MINIMUM 70 5:53 AM 46 1979 63 7 69
AVERAGE 81 74 7 73
PRECIPITATION (IN)
TODAY 0.00 2.92 1974 0.14 -0.14 0.07
MONTH TO DATE 0.81 2.67 -1.86 3.02
SINCE JUN 1 8.00 12.37 -4.37 8.89
SINCE JAN 1 27.51 29.39 -1.88 32.01
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 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 27 20 7 3
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 16 9 7 8
MONTH TO DATE 148 162 -14 163
SINCE JUN 1 764 686 78 779
SINCE JAN 1 791 754 37 862
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 52 2:00 PM
AVERAGE 73
..........................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 95 2002
MINIMUM TEMPERATURE (F) 63 47 1981
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 6:14 AM EDT SUNSET 7:56 PM EDT
AUGUST 18 2025........SUNRISE 6:15 AM EDT SUNSET 7:55 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$