461  
CDUS41 KPHI 130559  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
159 AM EDT SAT APR 13 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 12 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 65 5:05 AM 87 1977 62 3 82  
MINIMUM 49 11:59 PM 24 1976 39 10 57  
AVERAGE 57 50 7 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 1.15 1951 0.12 0.19 0.00  
MONTH TO DATE 4.18 1.45 2.73 0.48  
SINCE MAR 1 9.32 5.08 4.24 3.26  
SINCE JAN 1 17.97 11.15 6.82 8.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 1918 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE MAR 1 T 6.7 -6.7 1.2  
SINCE JUL 1 25.2 33.0 -7.8 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 15 -7 0  
MONTH TO DATE 178 201 -23 159  
SINCE MAR 1 805 956 -151 918  
SINCE JUL 1 4544 4922 -378 4623  
 
COOLING  
YESTERDAY 0 0 0 5  
MONTH TO DATE 0 0 0 5  
SINCE MAR 1 0 0 0 5  
SINCE JAN 1 0 0 0 5    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 16.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 51 3:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 88 1941  
MINIMUM TEMPERATURE (F) 39 24 1940  
2009  
 
SUNRISE AND SUNSET  
APRIL 13 2024.........SUNRISE 6:25 AM EDT SUNSET 7:40 PM EDT  
APRIL 14 2024.........SUNRISE 6:24 AM EDT SUNSET 7:41 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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