777
CDUS41 KPHI 192131
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
531 PM EDT TUE MAY 19 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 19 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 94 3:20 PM 97 1962 74 20 69
MINIMUM 65 5:18 AM 32 2009 52 13 48
AVERAGE 80 63 17 59
PRECIPITATION (IN)
TODAY 0.00 2.74 1988 0.12 -0.12 0.00
MONTH TO DATE 0.76 2.17 -1.41 7.38
SINCE MAR 1 9.49 9.47 0.02 13.11
SINCE JAN 1 13.23 15.54 -2.31 16.44
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 0 4 -4 6
MONTH TO DATE 142 112 30 48
SINCE MAR 1 1139 1269 -130 1044
SINCE JUL 1 5542 5228 314 5086
COOLING
TODAY 15 2 13 0
MONTH TO DATE 38 26 12 22
SINCE MAR 1 68 34 34 23
SINCE JAN 1 68 34 34 23
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 34 2:00 PM
AVERAGE 61
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 92 1962
1996
MINIMUM TEMPERATURE (F) 52 32 2002
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 5:41 AM EDT SUNSET 8:16 PM EDT
MAY 20 2026...........SUNRISE 5:40 AM EDT SUNSET 8:17 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page