101  
CDUS41 KCTP 210718  
CLIMDT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
218 AM EST SAT DEC 21 2024  
   
...............................
 
 
   
..THE HARRISBURG PA CLIMATE SUMMARY FOR DECEMBER 20 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1888 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 218 AM 63 1957 42 -8 47  
MINIMUM 31 115 PM 3 1942 27 4 29  
AVERAGE 33 35 -2 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.98 1957 0.11 -0.02 0.00  
MONTH TO DATE 2.94 2.31 0.63 4.39  
SINCE DEC 1 2.94 2.31 0.63 4.39  
SINCE JAN 1 42.25 43.11 -0.86 36.79  
 
SNOWFALL (IN)  
YESTERDAY 1.0 5.4 1966 0.1 0.9 0.0  
MONTH TO DATE 1.8 2.5 -0.7 T  
SINCE DEC 1 1.8 2.5 -0.7 T  
SINCE JUL 1 1.8 3.5 -1.7 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 30 2 27  
MONTH TO DATE 604 558 46 490  
SINCE DEC 1 604 558 46 490  
SINCE JUL 1 1345 1512 -167 1345  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1391 1172 219 1178    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 100 PM  
LOWEST 66 500 AM  
AVERAGE 81  
   
......................................................
 
 
THE HARRISBURG PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 64 1923  
MINIMUM TEMPERATURE (F) 27 2 1942  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 726 AM EST SUNSET 445 PM EST  
DECEMBER 22 2024......SUNRISE 727 AM EST SUNSET 445 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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