255  
CDUS46 KPDT 190029  
CLIALW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON,OR  
529 PM PDT MON MAY 18 2026  
   
...............................  
 
   
..THE WALLA WALLA WA CLIMATE SUMMARY FOR MAY 18 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 338 PM 94 2006 72 -2 62  
MINIMUM 43 200 AM 37 1971 50 -7 46  
AVERAGE 57 61 -4 54  
 
PRECIPITATION (IN)  
TODAY 0.00 0.85 1957 0.07 -0.07 T  
MONTH TO DATE 0.23 1.19 -0.96 0.81  
SINCE OCT 1 15.06 15.11 -0.05 13.75  
SINCE JAN 1 8.79 8.97 -0.18 7.37  
 
DEGREE DAYS  
HEATING  
TODAY 8 5 3 11  
MONTH TO DATE 65 129 -64 124  
SINCE MAR 1 891 1069 -178 964  
SINCE JUL 1 3974 4690 -716 4636  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 19 14 5 5  
SINCE MAR 1 20 16 4 7  
SINCE JAN 1 20 16 4 7    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 300 AM  
LOWEST 27 400 PM  
AVERAGE 48  
   
......................................................  
 
THE WALLA WALLA WA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 2023  
MINIMUM TEMPERATURE (F) 50 39 1987  
2003  
 
SUNRISE AND SUNSET  
MAY 18 2026...........SUNRISE 517 AM PDT SUNSET 823 PM PDT  
MAY 19 2026...........SUNRISE 516 AM PDT SUNSET 824 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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