385
CDUS41 KPHI 092140
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
540 PM EDT SAT MAY 09 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 9 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 59 10:59 AM 92 1936 72 -13 57
MINIMUM 49 2:26 AM 31 1947 48 1 48
1956
AVERAGE 54 60 -6 53
PRECIPITATION (IN)
TODAY 0.15 1.52 2025 0.12 0.03 1.52
MONTH TO DATE 0.63 1.03 -0.40 4.47
SINCE MAR 1 9.36 8.33 1.03 10.20
SINCE JAN 1 13.10 14.40 -1.30 13.53
SNOWFALL (IN)
TODAY 0.0 T 1966 0.0 0.0 0.0
1977
2020
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 11 6 5 12
MONTH TO DATE 88 63 25 23
SINCE MAR 1 1085 1220 -135 1019
SINCE JUL 1 5488 5179 309 5061
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 2 9 -7 10
SINCE MAR 1 32 17 15 11
SINCE JAN 1 32 17 15 11
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 4.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 2:00 PM
LOWEST 62 12:00 AM
AVERAGE 76
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 91 1979
MINIMUM TEMPERATURE (F) 49 28 1947
SUNRISE AND SUNSET
MAY 9 2026...........SUNRISE 5:51 AM EDT SUNSET 8:06 PM EDT
MAY 10 2026...........SUNRISE 5:50 AM EDT SUNSET 8:07 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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