000  
CDUS41 KPHI 150604  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
204 AM EDT WED MAY 15 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 14 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 1:57 PM 89 1940 73 -1 72  
MINIMUM 47 5:22 AM 29 1996 50 -3 46  
AVERAGE 60 62 -2 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 1.95 1978 0.11 0.10 0.00  
MONTH TO DATE 2.07 1.60 0.47 0.19  
SINCE MAR 1 12.77 8.90 3.87 8.97  
SINCE JAN 1 21.42 14.97 6.45 14.09  
 
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 T 6.8 -6.8 1.2  
SINCE JUL 1 25.2 33.1 -7.9 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 5 0 6  
MONTH TO DATE 95 90 5 115  
SINCE MAR 1 1102 1248 -146 1210  
SINCE JUL 1 4841 5214 -373 4915  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 16 16 0 4  
SINCE MAR 1 27 24 3 17  
SINCE JAN 1 27 24 3 17    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 59 2:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2018  
MINIMUM TEMPERATURE (F) 50 35 1936  
 
SUNRISE AND SUNSET  
MAY 15 2024...........SUNRISE 5:44 AM EDT SUNSET 8:12 PM EDT  
MAY 16 2024...........SUNRISE 5:43 AM EDT SUNSET 8:13 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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