506
CDUS41 KPHI 220543
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
143 AM EDT WED APR 22 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 21 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 55 4:22 PM 89 1985 66 -11 63
MINIMUM 24R 5:19 AM 28 1925 42 -18 42
1956
2018
AVERAGE 40 54 -14 53
PRECIPITATION (IN)
YESTERDAY T 1.47 1991 0.13 -0.13 T
MONTH TO DATE 1.21 2.55 -1.34 1.82
SINCE MAR 1 6.94 6.18 0.76 5.50
SINCE JAN 1 10.68 12.25 -1.57 8.83
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.5 -0.5 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
YESTERDAY 25 11 14 12
MONTH TO DATE 254 316 -62 339
SINCE MAR 1 891 1070 -179 957
SINCE JUL 1 5294 5029 265 4999
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 27 0 27 1
SINCE MAR 1 30 0 30 1
SINCE JAN 1 30 0 30 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 5:00 AM
LOWEST 26 2:00 PM
AVERAGE 58
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 92 1985
MINIMUM TEMPERATURE (F) 43 28 1981
SUNRISE AND SUNSET
APRIL 22 2026.........SUNRISE 6:13 AM EDT SUNSET 7:48 PM EDT
APRIL 23 2026.........SUNRISE 6:11 AM EDT SUNSET 7:50 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