263  
CDUS41 KPHI 120552  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
151 AM EDT FRI APR 12 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 11 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 443 PM 85 2017 60 -3 53  
MINIMUM 39 505 AM 24 2018 37 2 24  
2007  
AVERAGE 48 48 0 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.57 1913 0.12 -0.12 0.00  
MONTH TO DATE 0.55 1.34 -0.79 0.87  
SINCE MAR 1 4.44 4.73 -0.29 4.10  
SINCE JAN 1 12.06 10.46 1.60 12.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2007 0.1 -0.1 0.0  
1986  
MONTH TO DATE T 0.6 -0.6 3.9  
SINCE MAR 1 11.5 5.5 6.0 24.6  
SINCE JUL 1 32.1 32.5 -0.4 49.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 17 0 26  
MONTH TO DATE 163 203 -40 274  
SINCE MAR 1 950 1006 -56 1117  
SINCE JUL 1 4792 5315 -523 4940  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 0 2 0  
SINCE JAN 1 2 0 2 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 100 AM  
LOWEST 32 300 PM  
AVERAGE 44  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 87 1977  
MINIMUM TEMPERATURE (F) 37 24 1976  
 
 
SUNRISE AND SUNSET  
APRIL 12 2019.........SUNRISE 628 AM EDT SUNSET 738 PM EDT  
APRIL 13 2019.........SUNRISE 627 AM EDT SUNSET 739 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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