954  
CDUS41 KPHI 140549  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1249 AM EST SUN JAN 14 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 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 54 6:33 AM 67 1932 38 16 53  
MINIMUM 32 11:59 PM -3 1981 22 10 32  
AVERAGE 43 30 13 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.54 1.98 1915 0.11 0.43 0.13  
MONTH TO DATE 4.24 1.38 2.86 1.43  
SINCE DEC 1 12.86 5.24 7.62 5.86  
SINCE JAN 1 4.24 1.38 2.86 1.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.4 1964 0.3 -0.3 0.0  
MONTH TO DATE 5.8 3.2 2.6 T  
SINCE DEC 1 5.8 7.8 -2.0 1.4  
SINCE JUL 1 5.8 8.9 -3.1 1.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 35 -13 22  
MONTH TO DATE 373 447 -74 300  
SINCE DEC 1 1163 1379 -216 1289  
SINCE JUL 1 2250 2418 -168 2390  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 15.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 71 1932  
MINIMUM TEMPERATURE (F) 22 1 1974  
 
SUNRISE AND SUNSET  
JANUARY 14 2024.......SUNRISE 7:24 AM EST SUNSET 4:58 PM EST  
JANUARY 15 2024.......SUNRISE 7:24 AM EST SUNSET 4:59 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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