589  
CDUS46 KPDT 210039  
CLIALW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON,OR  
539 PM PDT SAT SEP 20 2025  
   
...............................  
 
   
..THE WALLA WALLA WA CLIMATE SUMMARY FOR SEPTEMBER 20 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 88 359 PM 92 1976 77 11 72  
MINIMUM 61 604 AM 37 1983 53 8 52  
AVERAGE 75 65 10 62  
 
PRECIPITATION (IN)  
TODAY 0.00 0.52 1973 0.02 -0.02 0.00  
MONTH TO DATE 0.36 0.38 -0.02 0.51  
SINCE OCT 1 14.33 18.48 -4.15 14.86  
SINCE JAN 1 7.95 12.34 -4.39 8.67  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 3  
MONTH TO DATE 1 30 -29 12  
SINCE SEP 1 1 30 -29 12  
SINCE JUL 1 1 38 -37 24  
 
COOLING  
TODAY 10 2 8 0  
MONTH TO DATE 189 87 102 131  
SINCE SEP 1 189 87 102 131  
SINCE JAN 1 1194 914 280 993    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.8  
 
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 60 600 AM  
LOWEST 27 300 PM  
AVERAGE 44  
   
......................................................  
 
THE WALLA WALLA WA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 1967  
MINIMUM TEMPERATURE (F) 53 39 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2025.....SUNRISE 638 AM PDT SUNSET 654 PM PDT  
SEPTEMBER 21 2025.....SUNRISE 639 AM PDT SUNSET 652 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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