264  
CDUS41 KPHI 112130  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
528 PM EDT SAT MAY 11 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 11 2019
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 71 203 PM 90 1993 70 1 74  
1948  
MINIMUM 56 720 AM 31 1966 47 9 55  
AVERAGE 64 58 6 65  
 
PRECIPITATION (IN)  
TODAY 0.01 1.83 1981 0.13 -0.12 T  
MONTH TO DATE 3.86 1.37 2.49 0.33  
SINCE MAR 1 13.33 8.32 5.01 7.25  
SINCE JAN 1 20.95 14.05 6.90 15.92  
 
SNOWFALL (IN)  
TODAY 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 11.5 5.9 5.6 24.6  
SINCE JUL 1 32.1 32.9 -0.8 49.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 7 -6 0  
MONTH TO DATE 30 96 -66 19  
SINCE MAR 1 1087 1357 -270 1393  
SINCE JUL 1 4929 5666 -737 5216  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 9 5 4 21  
SINCE MAR 1 21 10 11 25  
SINCE JAN 1 21 10 11 25    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 400 AM  
LOWEST 31 300 PM  
AVERAGE 56  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 1948  
1936  
MINIMUM TEMPERATURE (F) 47 34 1963  
 
 
SUNRISE AND SUNSET  
MAY 11 2019...........SUNRISE 549 AM EDT SUNSET 808 PM EDT  
MAY 12 2019...........SUNRISE 548 AM EDT SUNSET 809 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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