654  
CDUS41 KPHI 190603  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
202 AM EDT SUN MAY 19 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 18 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 78 416 PM 96 1962 72 6 70  
MINIMUM 55 523 AM 35 1983 49 6 56  
AVERAGE 67 60 7 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.32 2002 0.13 -0.13 0.00  
MONTH TO DATE 6.37 2.30 4.07 2.38  
SINCE MAR 1 15.84 9.25 6.59 9.30  
SINCE JAN 1 23.46 14.98 8.48 17.97  
 
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 2  
MONTH TO DATE 87 142 -55 45  
SINCE MAR 1 1144 1403 -259 1419  
SINCE JUL 1 4986 5712 -726 5242  
 
COOLING  
YESTERDAY 2 1 1 0  
MONTH TO DATE 11 12 -1 33  
SINCE MAR 1 23 17 6 37  
SINCE JAN 1 23 17 6 37    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 5.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1100 PM  
LOWEST 29 100 PM  
AVERAGE 51  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 97 1962  
MINIMUM TEMPERATURE (F) 49 32 2009  
 
 
SUNRISE AND SUNSET  
MAY 19 2019...........SUNRISE 541 AM EDT SUNSET 815 PM EDT  
MAY 20 2019...........SUNRISE 541 AM EDT SUNSET 816 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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