484  
CDUS41 KCTP 190720  
CLIMDT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
220 AM EST THU DEC 19 2024  
   
...............................
 
 
   
..THE HARRISBURG PA CLIMATE SUMMARY FOR DECEMBER 18 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 48 148 PM 64 2006 43 5 55  
MINIMUM 25 616 AM 2 1919 28 -3 39  
AVERAGE 37 35 2 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.23 1977 0.11 0.06 1.00  
MONTH TO DATE 2.85 2.09 0.76 4.39  
SINCE DEC 1 2.85 2.09 0.76 4.39  
SINCE JAN 1 42.16 42.89 -0.73 36.79  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.0 1951 0.1 -0.1 0.0  
MONTH TO DATE 0.8 2.2 -1.4 T  
SINCE DEC 1 0.8 2.2 -1.4 T  
SINCE JUL 1 0.8 3.2 -2.4 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 30 -2 18  
MONTH TO DATE 545 498 47 434  
SINCE DEC 1 545 498 47 434  
SINCE JUL 1 1286 1452 -166 1289  
 
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 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 500 PM  
LOWEST 63 1200 PM  
AVERAGE 80  
   
......................................................
 
 
THE HARRISBURG PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 63 1929  
MINIMUM TEMPERATURE (F) 28 5 1989  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 725 AM EST SUNSET 444 PM EST  
DECEMBER 20 2024......SUNRISE 726 AM EST SUNSET 444 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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