991  
CDUS41 KPHI 180558  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
156 AM EDT THU OCT 18 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR OCTOBER 17 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 63 210 PM 88 1938 63 0 61  
MINIMUM 39 351 AM 25 1937 41 -2 38  
AVERAGE 51 52 -1 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.03 1991 0.12 -0.12 0.00  
MONTH TO DATE 2.14 2.31 -0.17 1.33  
SINCE SEP 1 8.79 6.93 1.86 5.13  
SINCE JAN 1 49.88 36.70 13.18 44.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1977 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 14 13 1 15  
MONTH TO DATE 71 181 -110 69  
SINCE SEP 1 102 285 -183 125  
SINCE JUL 1 102 296 -194 129  
 
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 26 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 200 AM  
LOWEST 36 300 PM  
AVERAGE 61  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 85 2016  
MINIMUM TEMPERATURE (F) 40 28 1974  
1937  
 
 
SUNRISE AND SUNSET  
OCTOBER 18 2018.......SUNRISE 716 AM EDT SUNSET 617 PM EDT  
OCTOBER 19 2018.......SUNRISE 717 AM EDT SUNSET 616 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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