163
CDUS41 KPHI 260604
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
204 AM EDT FRI SEP 26 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 25 2025
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)
YESTERDAY
MAXIMUM 78 4:14 PM 92 1970 74 4 65
2017
MINIMUM 63 11:59 PM 33 1963 52 11 58
AVERAGE 71 63 8 62
PRECIPITATION (IN)
YESTERDAY 0.30 1.48 1991 0.18 0.12 0.18
MONTH TO DATE 2.66 3.95 -1.29 0.89
SINCE SEP 1 2.66 3.95 -1.29 0.89
SINCE JAN 1 30.96 35.23 -4.27 35.51
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 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
YESTERDAY 0 4 -4 3
MONTH TO DATE 14 45 -31 35
SINCE SEP 1 14 45 -31 35
SINCE JUL 1 26 49 -23 44
COOLING
YESTERDAY 6 2 4 0
MONTH TO DATE 76 100 -24 47
SINCE SEP 1 76 100 -24 47
SINCE JAN 1 895 960 -65 983
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 11:00 PM
LOWEST 74 3:00 PM
AVERAGE 87
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 1970
2007
MINIMUM TEMPERATURE (F) 51 35 1932
1947
1967
SUNRISE AND SUNSET
SEPTEMBER 26 2025.....SUNRISE 6:54 AM EDT SUNSET 6:52 PM EDT
SEPTEMBER 27 2025.....SUNRISE 6:54 AM EDT SUNSET 6:50 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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