134
CDUS41 KPHI 210627
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
227 AM EDT MON APR 21 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 20 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 1:46 AM 90 1941 65 6 67
MINIMUM 47 11:33 PM 29 1961 42 5 39
AVERAGE 59 54 5 53
PRECIPITATION (IN)
YESTERDAY 0.00 1.49 2019 0.12 -0.12 0.02
MONTH TO DATE 1.82 2.42 -0.60 4.36
SINCE MAR 1 5.50 6.05 -0.55 9.50
SINCE JAN 1 8.83 12.12 -3.29 18.15
SNOWFALL (IN)
YESTERDAY 0.0 T 1983 0.0 0.0 0.0
MONTH TO DATE 0.0 0.5 -0.5 0.0
SINCE MAR 1 0.0 6.8 -6.8 T
SINCE JUL 1 17.8 33.1 -15.3 25.2
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 6 12 -6 12
MONTH TO DATE 327 305 22 262
SINCE MAR 1 945 1060 -115 889
SINCE JUL 1 4987 5026 -39 4628
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 11.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 12:00 AM
LOWEST 22 5:00 PM
AVERAGE 49
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 89 1985
MINIMUM TEMPERATURE (F) 42 28 1925
1956
2018
SUNRISE AND SUNSET
APRIL 21 2025.........SUNRISE 6:14 AM EDT SUNSET 7:48 PM EDT
APRIL 22 2025.........SUNRISE 6:12 AM EDT SUNSET 7:49 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