978  
CDUS41 KPHI 180558  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
157 AM EDT SAT MAY 18 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 17 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 79 313 PM 92 1951 72 7 73  
MINIMUM 51 512 AM 32 1956 49 2 59  
AVERAGE 65 60 5 66  
 
PRECIPITATION (IN)  
YESTERDAY T 1.51 1942 0.14 -0.14 0.19  
MONTH TO DATE 6.37 2.17 4.20 2.38  
SINCE MAR 1 15.84 9.12 6.72 9.30  
SINCE JAN 1 23.46 14.85 8.61 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 0  
MONTH TO DATE 87 136 -49 43  
SINCE MAR 1 1144 1397 -253 1417  
SINCE JUL 1 4986 5706 -720 5240  
 
COOLING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 9 11 -2 33  
SINCE MAR 1 21 16 5 37  
SINCE JAN 1 21 16 5 37    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 300 AM  
LOWEST 48 300 PM  
AVERAGE 66  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 96 1962  
MINIMUM TEMPERATURE (F) 49 35 1983  
 
 
SUNRISE AND SUNSET  
MAY 18 2019...........SUNRISE 542 AM EDT SUNSET 815 PM EDT  
MAY 19 2019...........SUNRISE 541 AM EDT SUNSET 815 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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