058  
CDUS41 KPHI 190557  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
154 AM EDT FRI OCT 19 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR OCTOBER 18 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 52 309 PM 85 2016 63 -11 73  
MINIMUM 35 1158 PM 28 1974 40 -5 38  
1937  
AVERAGE 44 52 -8 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.52 1975 0.12 -0.12 0.00  
MONTH TO DATE 2.14 2.43 -0.29 1.33  
SINCE SEP 1 8.79 7.05 1.74 5.13  
SINCE JAN 1 49.88 36.82 13.06 44.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 1972 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 21 13 8 9  
MONTH TO DATE 92 194 -102 78  
SINCE SEP 1 123 298 -175 134  
SINCE JUL 1 123 309 -186 138  
 
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 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 1000 PM  
LOWEST 35 400 PM  
AVERAGE 56  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 84 2016  
MINIMUM TEMPERATURE (F) 40 24 1974  
 
 
SUNRISE AND SUNSET  
OCTOBER 19 2018.......SUNRISE 717 AM EDT SUNSET 616 PM EDT  
OCTOBER 20 2018.......SUNRISE 718 AM EDT SUNSET 614 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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