918  
CDUS41 KPHI 102133  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
533 PM EDT FRI MAY 10 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 10 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 56 12:40 AM 91 1979 72 -16 75  
MINIMUM 49 8:43 AM 28 1947 49 0 40  
AVERAGE 53 60 -7 58  
 
PRECIPITATION (IN)  
TODAY 0.48 1.37 1990 0.11 0.37 0.00  
MONTH TO DATE 1.55 1.14 0.41 0.19  
SINCE MAR 1 12.25 8.44 3.81 8.97  
SINCE JAN 1 20.90 14.51 6.39 14.09  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 12 6 6 7  
MONTH TO DATE 53 69 -16 105  
SINCE MAR 1 1060 1227 -167 1200  
SINCE JUL 1 4799 5193 -394 4905  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 16 10 6 0  
SINCE MAR 1 27 18 9 13  
SINCE JAN 1 27 18 9 13    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 83 2:00 PM  
AVERAGE 87  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 1948  
1993  
MINIMUM TEMPERATURE (F) 49 31 1966  
 
SUNRISE AND SUNSET  
MAY 10 2024...........SUNRISE 5:49 AM EDT SUNSET 8:08 PM EDT  
MAY 11 2024...........SUNRISE 5:48 AM EDT SUNSET 8:09 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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