751  
CDUS41 KPHI 260628  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
227 AM EDT FRI MAY 26 2017  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 25 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 64 157 PM 90 1991 74 -10 87  
MINIMUM 56 541 AM 33 1956 51 5 50  
AVERAGE 60 63 -3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.66 2.20 1952 0.14 0.52 0.00  
MONTH TO DATE 3.77 3.28 0.49 3.09  
SINCE MAR 1 11.65 10.23 1.42 5.84  
SINCE JAN 1 16.74 15.96 0.78 14.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 18.3 5.9 12.4 0.3  
SINCE JUL 1 28.3 32.9 -4.6 36.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 4 1 0  
MONTH TO DATE 182 177 5 194  
SINCE MAR 1 1275 1438 -163 1199  
SINCE JUL 1 4777 5747 -970 4656  
 
COOLING  
YESTERDAY 0 2 -2 4  
MONTH TO DATE 35 24 11 8  
SINCE MAR 1 54 29 25 17  
SINCE JAN 1 54 29 25 17    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 10.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 900 PM  
LOWEST 67 1200 AM  
AVERAGE 79  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 2010  
MINIMUM TEMPERATURE (F) 52 39 1956  
 
 
SUNRISE AND SUNSET  
MAY 26 2017...........SUNRISE 536 AM EDT SUNSET 822 PM EDT  
MAY 27 2017...........SUNRISE 535 AM EDT SUNSET 823 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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