713  
CDUS41 KPHI 100610  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
210 AM EDT WED APR 10 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 9 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 242 PM 84 1922 59 16 48  
MINIMUM 47 521 AM 22 1977 36 11 27  
AVERAGE 61 48 13 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.88 1998 0.12 -0.03 0.03  
MONTH TO DATE 0.55 1.09 -0.54 0.86  
SINCE MAR 1 4.44 4.48 -0.04 4.09  
SINCE JAN 1 12.06 10.21 1.85 12.76  
 
SNOWFALL (IN)  
YESTERDAY MM 2.5 1911 0.1 MM T  
MONTH TO DATE T 0.5 -0.5 3.9  
SINCE MAR 1 11.5 5.4 6.1 24.6  
SINCE JUL 1 32.1 32.4 -0.3 49.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 17 -13 27  
MONTH TO DATE 132 169 -37 221  
SINCE MAR 1 919 972 -53 1064  
SINCE JUL 1 4761 5281 -520 4887  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 0 2 0  
SINCE JAN 1 2 0 2 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 700 AM  
LOWEST 16 800 PM  
AVERAGE 50  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 86 2013  
MINIMUM TEMPERATURE (F) 37 23 1950  
 
 
SUNRISE AND SUNSET  
APRIL 10 2019.........SUNRISE 631 AM EDT SUNSET 736 PM EDT  
APRIL 11 2019.........SUNRISE 630 AM EDT SUNSET 737 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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