120  
CDUS41 KPHI 202124  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
524 PM EDT SAT APR 20 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 20 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 67 2:23 PM 90 1941 65 2 73  
MINIMUM 51 6:36 AM 29 1961 42 9 42  
AVERAGE 59 54 5 58  
 
PRECIPITATION (IN)  
TODAY 0.02 1.49 2019 0.12 -0.10 0.00  
MONTH TO DATE 4.36 2.42 1.94 2.10  
SINCE MAR 1 9.50 6.05 3.45 4.88  
SINCE JAN 1 18.15 12.12 6.03 10.00  
 
SNOWFALL (IN)  
TODAY 0.0 T 1983 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.5 -0.5 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 6 12 -6 7  
MONTH TO DATE 256 305 -49 213  
SINCE MAR 1 883 1060 -177 972  
SINCE JUL 1 4622 5026 -404 4677  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 13  
SINCE MAR 1 0 0 0 13  
SINCE JAN 1 0 0 0 13    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1:00 AM  
LOWEST 27 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 89 1985  
MINIMUM TEMPERATURE (F) 42 28 1925  
1956  
2018  
 
SUNRISE AND SUNSET  
APRIL 20 2024.........SUNRISE 6:15 AM EDT SUNSET 7:47 PM EDT  
APRIL 21 2024.........SUNRISE 6:13 AM EDT SUNSET 7:48 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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