437
CDUS41 KPHI 202129
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
529 PM EDT SUN SEP 20 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 20 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 70 3:59 PM 92 1983 76 -6 77
MINIMUM 60 5:02 AM 36 2020 54 6 53
AVERAGE 65 65 0 65
PRECIPITATION (IN)
TODAY 0.71 2.95 1938 0.17 0.54 0.00
MONTH TO DATE 2.60 3.09 -0.49 2.08
SINCE SEP 1 2.60 3.09 -0.49 2.08
SINCE JAN 1 28.12 34.37 -6.25 30.38
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 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
TODAY 0 3 -3 0
MONTH TO DATE 7 27 -20 9
SINCE SEP 1 7 27 -20 9
SINCE JUL 1 7 27 -20 21
COOLING
TODAY 0 3 -3 0
MONTH TO DATE 110 90 20 57
SINCE SEP 1 110 90 20 57
SINCE JAN 1 980 950 30 876
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 3.6
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 90 4:00 PM
AVERAGE 94
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 1931
1940
MINIMUM TEMPERATURE (F) 53 33 2020
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 6:47 AM EDT SUNSET 7:02 PM EDT
SEPTEMBER 21 2026.....SUNRISE 6:48 AM EDT SUNSET 7:00 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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