697  
CDUS46 KPDT 210827  
CLIALW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON,OR  
127 AM PDT THU MAY 21 2026  
   
...............................
 
 
   
..THE WALLA WALLA WA CLIMATE SUMMARY FOR MAY 20 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 448 PM 92 2023 73 0 64  
MINIMUM 51 1138 PM 35 1987 51 0 47  
AVERAGE 62 62 0 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 2020 0.07 -0.07 T  
MONTH TO DATE 0.23 1.32 -1.09 0.87  
SINCE OCT 1 15.06 15.24 -0.18 13.81  
SINCE JAN 1 8.79 9.10 -0.31 7.43  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 5 -2 9  
MONTH TO DATE 71 139 -68 142  
SINCE MAR 1 897 1079 -182 982  
SINCE JUL 1 3980 4700 -720 4654  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 19 16 3 5  
SINCE MAR 1 20 18 2 7  
SINCE JAN 1 20 18 2 7    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 400 AM  
LOWEST 29 500 PM  
AVERAGE 49  
   
......................................................
 
 
THE WALLA WALLA WA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 1988  
MINIMUM TEMPERATURE (F) 51 36 1971  
 
SUNRISE AND SUNSET  
MAY 21 2026...........SUNRISE 514 AM PDT SUNSET 826 PM PDT  
MAY 22 2026...........SUNRISE 513 AM PDT SUNSET 827 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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