281
CDUS41 KPHI 100605
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
205 AM EDT SAT MAY 10 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 9 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 57 12:00 AM 92 1936 72 -15 68
MINIMUM 48 11:25 PM 31 1947 48 0 55
1956
AVERAGE 53 60 -7 62
PRECIPITATION (IN)
YESTERDAY 1.52R 1.15 1923 0.12 1.40 0.15
MONTH TO DATE 4.47 1.03 3.44 1.07
SINCE MAR 1 10.20 8.33 1.87 11.77
SINCE JAN 1 13.53 14.40 -0.87 20.42
SNOWFALL (IN)
YESTERDAY 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 0.0 6.8 -6.8 T
SINCE JUL 1 17.8 33.1 -15.3 25.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 12 6 6 3
MONTH TO DATE 23 63 -40 41
SINCE MAR 1 1019 1221 -202 1048
SINCE JUL 1 5061 5187 -126 4787
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 10 9 1 16
SINCE MAR 1 11 17 -6 27
SINCE JAN 1 11 17 -6 27
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 80 8:00 PM
AVERAGE 89
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 91 1979
MINIMUM TEMPERATURE (F) 49 28 1947
SUNRISE AND SUNSET
MAY 10 2025...........SUNRISE 5:50 AM EDT SUNSET 8:07 PM EDT
MAY 11 2025...........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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