018  
CDUS41 KPHI 122132  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
529 PM EDT SUN MAY 12 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 12 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 57 1224 AM 89 1948 70 -13 61  
1936  
MINIMUM 49 359 PM 34 1963 47 2 51  
AVERAGE 53 59 -6 56  
 
PRECIPITATION (IN)  
TODAY 1.45R 1.43 1974 0.12 1.33 0.64  
MONTH TO DATE 5.34 1.49 3.85 0.97  
SINCE MAR 1 14.81 8.44 6.37 7.89  
SINCE JAN 1 22.43 14.17 8.26 16.56  
 
SNOWFALL (IN)  
TODAY MM T 1994 0.0 MM 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 12 7 5 9  
MONTH TO DATE 42 103 -61 28  
SINCE MAR 1 1099 1364 -265 1402  
SINCE JUL 1 4941 5673 -732 5225  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 9 6 3 21  
SINCE MAR 1 21 11 10 25  
SINCE JAN 1 21 11 10 25    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 14.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 300 AM  
LOWEST 80 900 AM  
AVERAGE 85  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1944  
MINIMUM TEMPERATURE (F) 47 33 1996  
1967  
 
 
SUNRISE AND SUNSET  
MAY 12 2019...........SUNRISE 548 AM EDT SUNSET 809 PM EDT  
MAY 13 2019...........SUNRISE 547 AM EDT SUNSET 810 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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