018  
CDUS41 KPHI 130558  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
158 AM EDT THU SEP 13 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 12 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 347 PM 93 1931 76 3 81  
MINIMUM 70 627 AM 37 1967 55 15 51  
AVERAGE 75 65 10 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 3.28 1960 0.14 -0.12 0.00  
MONTH TO DATE 1.95 1.59 0.36 3.17  
SINCE SEP 1 1.95 1.59 0.36 3.17  
SINCE JAN 1 43.04 31.36 11.68 42.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 16 17 -1 37  
SINCE SEP 1 16 17 -1 37  
SINCE JUL 1 16 28 -12 41  
 
COOLING  
YESTERDAY 10 3 7 1  
MONTH TO DATE 116 45 71 10  
SINCE SEP 1 116 45 71 10  
SINCE JAN 1 1155 724 431 818    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 74 400 PM  
AVERAGE 86  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 1952  
MINIMUM TEMPERATURE (F) 54 39 1967  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2018.....SUNRISE 640 AM EDT SUNSET 714 PM EDT  
SEPTEMBER 14 2018.....SUNRISE 641 AM EDT SUNSET 712 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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