523  
CDUS41 KPHI 020600  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
200 AM EDT TUE MAY 02 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 1 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 3:05 PM 88 2010 69 -10 71  
MINIMUM 44 7:19 PM 30 1931 46 -2 33  
AVERAGE 52 58 -6 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 0.95 1976 0.11 0.00 0.01  
MONTH TO DATE 0.11 0.11 0.00 0.01  
SINCE MAR 1 8.89 7.41 1.48 9.95  
SINCE JAN 1 14.01 13.48 0.53 16.33  
 
SNOWFALL (IN)  
YESTERDAY MM T 1963 0.0 MM 0.0  
MONTH TO DATE MM 0.0 MM 0.0  
SINCE MAR 1 1.2 6.8 -5.6 4.7  
SINCE JUL 1 6.3 33.1 -26.8 19.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 8 5 13  
MONTH TO DATE 13 8 5 13  
SINCE MAR 1 1108 1166 -58 1197  
SINCE JUL 1 4813 5132 -319 5084  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE MAR 1 13 9 4 0  
SINCE JAN 1 13 9 4 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 9:00 PM  
LOWEST 40 2:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 2001  
MINIMUM TEMPERATURE (F) 46 30 1925  
 
SUNRISE AND SUNSET  
MAY 2 2023...........SUNRISE 5:59 AM EDT SUNSET 7:59 PM EDT  
MAY 3 2023...........SUNRISE 5:58 AM EDT SUNSET 8:00 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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