698  
CDUS41 KPHI 120604  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
204 AM EDT FRI APR 12 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 11 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 71 2:11 PM 85 2017 62 9 73  
MINIMUM 52 7:58 AM 24 2007 39 13 34  
2018  
AVERAGE 62 50 12 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.27 1.57 1913 0.13 0.14 0.00  
MONTH TO DATE 3.87 1.33 2.54 0.48  
SINCE MAR 1 9.01 4.96 4.05 3.26  
SINCE JAN 1 17.66 11.03 6.63 8.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1986 0.1 -0.1 0.0  
2007  
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 15 -12 11  
MONTH TO DATE 170 186 -16 159  
SINCE MAR 1 797 941 -144 918  
SINCE JUL 1 4536 4907 -371 4623  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 10:00 PM  
LOWEST 61 2:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1977  
MINIMUM TEMPERATURE (F) 39 24 1976  
 
SUNRISE AND SUNSET  
APRIL 12 2024.........SUNRISE 6:27 AM EDT SUNSET 7:39 PM EDT  
APRIL 13 2024.........SUNRISE 6:25 AM EDT SUNSET 7:40 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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