892
CDUS41 KPHI 170605
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
205 AM EDT SAT MAY 17 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 16 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 78 2:39 PM 89 1951 74 4 68
1998
MINIMUM 58 1:38 AM 37 1939 51 7 57
2016
AVERAGE 68 62 6 63
PRECIPITATION (IN)
YESTERDAY 0.54 1.90 2014 0.12 0.42 0.07
MONTH TO DATE 7.38 1.83 5.55 2.36
SINCE MAR 1 13.11 9.13 3.98 13.06
SINCE JAN 1 16.44 15.20 1.24 21.71
SNOWFALL (IN)
YESTERDAY 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 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 0 5 -5 2
MONTH TO DATE 41 100 -59 100
SINCE MAR 1 1037 1258 -221 1107
SINCE JUL 1 5079 5224 -145 4846
COOLING
YESTERDAY 3 2 1 0
MONTH TO DATE 15 20 -5 16
SINCE MAR 1 16 28 -12 27
SINCE JAN 1 16 28 -12 27
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 4.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 66 3:00 PM
AVERAGE 83
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 92 1951
MINIMUM TEMPERATURE (F) 51 32 1956
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 5:43 AM EDT SUNSET 8:14 PM EDT
MAY 18 2025...........SUNRISE 5:42 AM EDT SUNSET 8:15 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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