461  
CDUS46 KPDT 190831  
CLIALW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON, OR  
131 AM PDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE WALLA WALLA WA CLIMATE SUMMARY FOR SEPTEMBER 18 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 351 PM 97 1981 78 0 66  
MINIMUM 55 1159 PM 36 1965 53 2 53  
AVERAGE 67 66 1 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.58 1968 0.02 -0.02 0.01  
MONTH TO DATE 0.11 0.34 -0.23 0.06  
SINCE OCT 1 12.51 18.44 -5.93 20.87  
SINCE JAN 1 5.85 12.30 -6.45 14.80  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 5  
MONTH TO DATE 2 25 -23 11  
SINCE SEP 1 2 25 -23 11  
SINCE JUL 1 3 33 -30 11  
 
COOLING  
YESTERDAY 2 3 -1 0  
MONTH TO DATE 99 82 17 95  
SINCE SEP 1 99 82 17 95  
SINCE JAN 1 1068 909 159 985    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 1100 PM  
LOWEST 23 400 PM  
AVERAGE 37  
   
......................................................
 
 
THE WALLA WALLA WA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 92 1994  
MINIMUM TEMPERATURE (F) 53 33 1957  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 636 AM PDT SUNSET 657 PM PDT  
SEPTEMBER 20 2023.....SUNRISE 637 AM PDT SUNSET 655 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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