621  
CDUS41 KPHI 150602  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
102 AM EST MON JAN 15 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 14 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 38 1:46 PM 71 1932 38 0 32  
MINIMUM 20 11:47 PM 1 1974 22 -2 26  
AVERAGE 29 30 -1 29  
 
PRECIPITATION (IN)  
YESTERDAY T 1.63 1968 0.11 -0.11 0.00  
MONTH TO DATE 4.24 1.49 2.75 1.43  
SINCE DEC 1 12.86 5.35 7.51 5.86  
SINCE JAN 1 4.24 1.49 2.75 1.43  
 
SNOWFALL (IN)  
YESTERDAY T 8.0 1939 0.3 -0.3 0.0  
MONTH TO DATE 5.8 3.5 2.3 T  
SINCE DEC 1 5.8 8.1 -2.3 1.4  
SINCE JUL 1 5.8 9.2 -3.4 1.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 35 1 36  
MONTH TO DATE 409 482 -73 336  
SINCE DEC 1 1199 1414 -215 1325  
SINCE JUL 1 2286 2453 -167 2426  
 
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 36 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 6:00 AM  
LOWEST 25 3:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 68 1995  
MINIMUM TEMPERATURE (F) 22 -6 1948  
 
SUNRISE AND SUNSET  
JANUARY 15 2024.......SUNRISE 7:24 AM EST SUNSET 4:59 PM EST  
JANUARY 16 2024.......SUNRISE 7:23 AM EST SUNSET 5:00 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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