855  
CDUS41 KPHI 140614  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
214 AM EDT TUE MAY 14 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 13 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 70 5:31 PM 90 1944 73 -3 75  
MINIMUM 47 12:57 AM 33 1967 50 -3 56  
1996  
AVERAGE 59 61 -2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.70 1948 0.12 -0.12 0.00  
MONTH TO DATE 1.86 1.49 0.37 0.19  
SINCE MAR 1 12.56 8.79 3.77 8.97  
SINCE JAN 1 21.21 14.86 6.35 14.09  
 
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 T 6.8 -6.8 1.2  
SINCE JUL 1 25.2 33.1 -7.9 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 5 1 0  
MONTH TO DATE 90 85 5 109  
SINCE MAR 1 1097 1243 -146 1204  
SINCE JUL 1 4836 5209 -373 4909  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 16 14 2 4  
SINCE MAR 1 27 22 5 17  
SINCE JAN 1 27 22 5 17    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 5.2  
 
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 93 2:00 AM  
LOWEST 51 5:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 1940  
MINIMUM TEMPERATURE (F) 50 29 1996  
 
SUNRISE AND SUNSET  
MAY 14 2024...........SUNRISE 5:45 AM EDT SUNSET 8:11 PM EDT  
MAY 15 2024...........SUNRISE 5:44 AM EDT SUNSET 8:12 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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