890  
CDUS41 KPHI 200613  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
213 AM EDT MON MAY 20 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 19 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 88 404 PM 97 1962 72 16 58  
MINIMUM 63 424 AM 32 2009 49 14 49  
AVERAGE 76 61 15 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.95 2.74 1988 0.14 0.81 1.18  
MONTH TO DATE 7.32 2.44 4.88 3.56  
SINCE MAR 1 16.79 9.39 7.40 10.48  
SINCE JAN 1 24.41 15.12 9.29 19.15  
 
SNOWFALL (IN)  
YESTERDAY 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 11.5 5.9 5.6 24.6  
SINCE JUL 1 32.1 32.9 -0.8 49.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 11  
MONTH TO DATE 87 148 -61 56  
SINCE MAR 1 1144 1409 -265 1430  
SINCE JUL 1 4986 5718 -732 5253  
 
COOLING  
YESTERDAY 11 1 10 0  
MONTH TO DATE 22 13 9 33  
SINCE MAR 1 34 18 16 37  
SINCE JAN 1 34 18 16 37    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 700 AM  
LOWEST 50 500 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1996  
1962  
MINIMUM TEMPERATURE (F) 50 32 2002  
 
 
SUNRISE AND SUNSET  
MAY 20 2019...........SUNRISE 541 AM EDT SUNSET 816 PM EDT  
MAY 21 2019...........SUNRISE 540 AM EDT SUNSET 817 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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