690  
CDUS41 KPHI 170557  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
154 AM EDT WED OCT 17 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR OCTOBER 16 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 58 1202 AM 81 1963 64 -6 66  
1947  
1938  
MINIMUM 42 1105 PM 26 1944 41 1 42  
AVERAGE 50 52 -2 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.23 2002 0.12 -0.12 0.01  
MONTH TO DATE 2.14 2.19 -0.05 1.33  
SINCE SEP 1 8.79 6.81 1.98 5.13  
SINCE JAN 1 49.88 36.58 13.30 44.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2009 0.0 0.0 0.0  
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 15 13 2 11  
MONTH TO DATE 57 168 -111 54  
SINCE SEP 1 88 272 -184 110  
SINCE JUL 1 88 283 -195 114  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 54 3 51 51  
SINCE SEP 1 248 74 174 195  
SINCE JAN 1 1287 753 534 1003    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.8  
 
 
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 45 1200 PM  
AVERAGE 64  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 88 1938  
MINIMUM TEMPERATURE (F) 41 25 1937  
 
 
SUNRISE AND SUNSET  
OCTOBER 17 2018.......SUNRISE 715 AM EDT SUNSET 618 PM EDT  
OCTOBER 18 2018.......SUNRISE 716 AM EDT SUNSET 617 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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