009
CDUS41 KPHI 110555
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
155 AM EDT FRI SEP 11 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 10 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 1:32 PM 96 1983 80 6 74
MINIMUM 69 6:14 AM 39 1956 57 12 56
AVERAGE 78 68 10 65
PRECIPITATION (IN)
YESTERDAY T 2.75 1950 0.15 -0.15 0.05
MONTH TO DATE 1.49 1.46 0.03 2.07
SINCE SEP 1 1.49 1.46 0.03 2.07
SINCE JAN 1 27.01 32.74 -5.73 30.37
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 1 -1 0
MONTH TO DATE 0 7 -7 9
SINCE SEP 1 0 7 -7 9
SINCE JUL 1 0 7 -7 21
COOLING
YESTERDAY 13 5 8 0
MONTH TO DATE 76 55 21 27
SINCE SEP 1 76 55 21 27
SINCE JAN 1 946 915 31 846
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 43 2:00 PM
AVERAGE 67
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THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 1983
MINIMUM TEMPERATURE (F) 57 39 1995
SUNRISE AND SUNSET
SEPTEMBER 11 2026.....SUNRISE 6:39 AM EDT SUNSET 7:17 PM EDT
SEPTEMBER 12 2026.....SUNRISE 6:40 AM EDT SUNSET 7:16 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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