557  
CDUS41 KCTP 180617  
CLIIPT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
217 AM EDT WED SEP 18 2024  
   
...............................
 
 
   
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 17 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 79 259 PM 90 1991 75 4 61  
MINIMUM 53 459 AM 35 1959 54 -1 49  
AVERAGE 66 64 2 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 5.58 2004 0.17 -0.17 0.56  
MONTH TO DATE 0.19 2.67 -2.48 1.59  
SINCE SEP 1 0.19 2.67 -2.48 1.59  
SINCE JAN 1 36.06 31.21 4.85 35.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 10  
MONTH TO DATE 21 28 -7 17  
SINCE SEP 1 21 28 -7 17  
SINCE JUL 1 30 36 -6 17  
 
COOLING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 38 61 -23 120  
SINCE SEP 1 38 61 -23 120  
SINCE JAN 1 974 770 204 832    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 1.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 PM  
LOWEST 52 300 PM  
AVERAGE 73  
   
......................................................
 
 
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 88 1964  
MINIMUM TEMPERATURE (F) 53 34 1925  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 652 AM EDT SUNSET 711 PM EDT  
SEPTEMBER 19 2024.....SUNRISE 653 AM EDT SUNSET 709 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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