041  
CDUS46 KPDT 180037  
CLIALW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON,OR  
537 PM PDT WED SEP 17 2025  
   
...............................
 
 
   
..THE WALLA WALLA WA CLIMATE SUMMARY FOR SEPTEMBER 17 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 356 PM 97 1981 78 9 MM  
MINIMUM 59 557 AM 32 1965 54 5 MM  
AVERAGE 73 66 7 MM  
 
PRECIPITATION (IN)  
TODAY 0.00 0.52 2013 0.02 -0.02 MM  
MONTH TO DATE 0.36 0.32 0.04 0.51  
SINCE OCT 1 14.33 18.42 -4.09 14.86  
SINCE JAN 1 7.95 12.28 -4.33 8.67  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 MM  
MONTH TO DATE 1 23 -22 9  
SINCE SEP 1 1 23 -22 9  
SINCE JUL 1 1 31 -30 21  
 
COOLING  
TODAY 8 3 5 MM  
MONTH TO DATE 162 79 83 128  
SINCE SEP 1 162 79 83 128  
SINCE JAN 1 1167 906 261 990    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 600 AM  
LOWEST 29 200 PM  
AVERAGE 51  
   
......................................................
 
 
THE WALLA WALLA WA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 1981  
MINIMUM TEMPERATURE (F) 53 36 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 634 AM PDT SUNSET 700 PM PDT  
SEPTEMBER 18 2025.....SUNRISE 635 AM PDT SUNSET 658 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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