781
CDUS41 KPHI 102131
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
531 PM EDT SUN MAY 10 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 10 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 71 11:10 AM 91 1979 72 -1 73
MINIMUM 45 12:48 AM 28 1947 49 -4 47
AVERAGE 58 60 -2 60
PRECIPITATION (IN)
TODAY T 1.37 1990 0.11 -0.11 T
MONTH TO DATE 0.63 1.14 -0.51 4.47
SINCE MAR 1 9.36 8.44 0.92 10.20
SINCE JAN 1 13.10 14.51 -1.41 13.53
SNOWFALL (IN)
TODAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 T 6.8 -6.8 0.0
SINCE JUL 1 35.5 33.1 2.4 17.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 7 6 1 5
MONTH TO DATE 96 69 27 28
SINCE MAR 1 1093 1226 -133 1024
SINCE JUL 1 5496 5185 311 5066
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 2 10 -8 10
SINCE MAR 1 32 18 14 11
SINCE JAN 1 32 18 14 11
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 59 11:00 AM
AVERAGE 80
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 90 1948
1993
MINIMUM TEMPERATURE (F) 49 31 1966
SUNRISE AND SUNSET
MAY 10 2026...........SUNRISE 5:50 AM EDT SUNSET 8:07 PM EDT
MAY 11 2026...........SUNRISE 5:49 AM EDT SUNSET 8:08 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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