583  
CDUS41 KPHI 132142  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
531 PM EDT SUN MAY 13 2012  
 
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 13 2012  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 310 PM 90 1944 71 11 69  
MINIMUM 52 307 AM 33 1996 47 5 52  
1967  
AVERAGE 67 59 8 61  
 
PRECIPITATION (IN)  
TODAY 0.00 1.70 1948 0.13 -0.13 0.00  
MONTH TO DATE 1.47 1.62 -0.15 0.58  
SINCE MAR 1 5.39 8.57 -3.18 12.99  
SINCE JAN 1 9.46 14.30 -4.84 19.19  
 
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 T 5.9 -5.9 2.9  
SINCE JUL 1 12.0 32.9 -20.9 38.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 4  
MONTH TO DATE 54 110 -56 88  
SINCE MAR 1 933 1371 -438 1253  
SINCE JUL 1 4485 5680 -1195 5675  
 
COOLING  
TODAY 2 1 1 0  
MONTH TO DATE 10 7 3 5  
SINCE MAR 1 19 12 7 25  
SINCE JAN 1 19 12 7 25    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 300 AM  
LOWEST 28 200 PM  
AVERAGE 56  
   
......................................................  
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 89 1940  
MINIMUM TEMPERATURE (F) 48 29 1996  
 
 
SUNRISE AND SUNSET  
MAY 13 2012...........SUNRISE 546 AM EDT SUNSET 810 PM EDT  
MAY 14 2012...........SUNRISE 545 AM EDT SUNSET 811 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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