281  
CDUS41 KPHI 210631  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
129 AM EST TUE FEB 21 2017  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR FEBRUARY 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 56 323 PM 68 1930 41 15 63  
MINIMUM 32 1151 PM -2 1936 23 9 32  
AVERAGE 44 32 12 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.71 1924 0.09 -0.09 0.00  
MONTH TO DATE 1.20 1.92 -0.72 2.49  
SINCE DEC 1 7.02 8.53 -1.51 9.86  
SINCE JAN 1 4.59 4.95 -0.36 5.66  
 
SNOWFALL (IN)  
YESTERDAY 0.0 17.0 1921 0.4 -0.4 0.0  
MONTH TO DATE 7.1 8.3 -1.2 3.6  
SINCE DEC 1 10.0 23.5 -13.5 35.9  
SINCE JUL 1 10.0 24.2 -14.2 35.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 33 -12 17  
MONTH TO DATE 580 702 -122 676  
SINCE DEC 1 2460 2872 -412 2363  
SINCE JUL 1 3365 4052 -687 3245  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 500 AM  
LOWEST 24 300 PM  
AVERAGE 50  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 67 1953  
1930  
MINIMUM TEMPERATURE (F) 23 -3 2015  
 
 
SUNRISE AND SUNSET  
FEBRUARY 21 2017......SUNRISE 647 AM EST SUNSET 544 PM EST  
FEBRUARY 22 2017......SUNRISE 646 AM EST SUNSET 545 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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