536  
CDUS41 KCTP 110716  
CLIIPT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
216 AM EST WED DEC 11 2024  
   
...............................  
 
   
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR DECEMBER 10 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 52 252 PM 65 1912 41 11 52  
1966  
MINIMUM 42 258 AM 3 1917 27 15 39  
AVERAGE 47 34 13 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.78 1907 0.12 0.01 0.91  
MONTH TO DATE 0.61 1.19 -0.58 1.77  
SINCE DEC 1 0.61 1.19 -0.58 1.77  
SINCE JAN 1 41.19 41.44 -0.25 42.57  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.5 1992 0.2 -0.2 0.0  
MONTH TO DATE 3.3 1.9 1.4 0.6  
SINCE DEC 1 3.3 1.9 1.4 0.6  
SINCE JUL 1 3.3 3.7 -0.4 0.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 31 -13 19  
MONTH TO DATE 316 297 19 245  
SINCE DEC 1 316 297 19 245  
SINCE JUL 1 1252 1470 -218 1291  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1010 798 212 864    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 83 100 PM  
AVERAGE 92  
   
......................................................  
 
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 64 1912  
MINIMUM TEMPERATURE (F) 27 -5 1977  
 
SUNRISE AND SUNSET  
DECEMBER 11 2024......SUNRISE 724 AM EST SUNSET 439 PM EST  
DECEMBER 12 2024......SUNRISE 724 AM EST SUNSET 439 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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