557  
CDUS41 KCTP 092116  
CLIIPT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
516 PM EDT WED SEP 09 2026  
   
...............................
 
 
   
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 9 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 359 PM 95 2002 78 6 76  
MINIMUM 59 527 AM 41 1914 56 3 44  
1938  
AVERAGE 72 67 5 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.67 1911 0.15 -0.15 0.00  
MONTH TO DATE 3.85 1.34 2.51 0.09  
SINCE SEP 1 3.85 1.34 2.51 0.09  
SINCE JAN 1 31.75 29.88 1.87 26.65  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 5  
MONTH TO DATE 0 10 -10 17  
SINCE SEP 1 0 10 -10 17  
SINCE JUL 1 3 18 -15 35  
 
COOLING  
TODAY 7 4 3 0  
MONTH TO DATE 67 39 28 15  
SINCE SEP 1 67 39 28 15  
SINCE JAN 1 872 748 124 810    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 65 300 PM  
AVERAGE 83  
   
......................................................
 
 
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 99 1931  
MINIMUM TEMPERATURE (F) 56 37 1914  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2026.....SUNRISE 642 AM EDT SUNSET 727 PM EDT  
SEPTEMBER 10 2026.....SUNRISE 643 AM EDT SUNSET 725 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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