312  
CDUS41 KCTP 212224  
CLIIPT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
524 PM EST SAT DEC 21 2024  
   
...............................  
 
   
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR DECEMBER 21 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 32 1204 AM 64 2018 38 -6 44  
MINIMUM 23 459 PM -3 1942 25 -2 26  
1980  
AVERAGE 28 31 -3 35  
 
PRECIPITATION (IN)  
TODAY T 1.97 2018 0.09 -0.09 0.00  
MONTH TO DATE 2.63 2.31 0.32 4.17  
SINCE DEC 1 2.63 2.31 0.32 4.17  
SINCE JAN 1 43.21 42.56 0.65 44.97  
 
SNOWFALL (IN)  
TODAY T 5.5 1959 0.3 -0.3 0.0  
MONTH TO DATE 6.6 4.4 2.2 0.6  
SINCE DEC 1 6.6 4.4 2.2 0.6  
SINCE JUL 1 6.6 6.2 0.4 0.6  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 37 34 3 30  
MONTH TO DATE 684 653 31 545  
SINCE DEC 1 684 653 31 545  
SINCE JUL 1 1620 1826 -206 1591  
 
COOLING  
TODAY 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 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 1200 AM  
LOWEST 42 300 PM  
AVERAGE 60  
   
......................................................  
 
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 64 2013  
MINIMUM TEMPERATURE (F) 24 -7 1960  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 730 AM EST SUNSET 442 PM EST  
DECEMBER 22 2024......SUNRISE 731 AM EST SUNSET 443 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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