801  
CDUS41 KPHI 260622  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
221 AM EDT MON OCT 26 2009  
 
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR OCTOBER 25 2009  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1894 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 248 PM 78 1963 59 3 65  
MINIMUM 40 1151 PM 26 1962 38 2 43  
AVERAGE 51 49 2 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.78 1926 0.10 -0.10 1.47  
MONTH TO DATE 2.97 2.67 0.30 1.61  
SINCE SEP 1 5.90 7.04 -1.14 9.72  
SINCE JAN 1 35.24 37.42 -2.18 40.89  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1962 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE SEP 1 T 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 16 -2 11  
MONTH TO DATE 346 291 55 303  
SINCE SEP 1 442 397 45 368  
SINCE JUL 1 446 420 26 374  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 5 -4 0  
SINCE SEP 1 35 78 -43 98  
SINCE JAN 1 634 787 -153 784    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1000 PM  
LOWEST 42 200 PM  
AVERAGE 63  
   
......................................................  
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 78 1963  
1947  
MINIMUM TEMPERATURE (F) 38 24 1952  
 
 
SUNRISE AND SUNSET  
OCTOBER 26 2009.......SUNRISE 725 AM EDT SUNSET 606 PM EDT  
OCTOBER 27 2009.......SUNRISE 726 AM EDT SUNSET 604 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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