676  
CDUS46 KOTX 120820  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
120 AM PDT TUE AUG 12 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 11 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 102 325 PM 107 1906 92 10 96  
1939  
MINIMUM 70 527 AM 49 1954 62 8 66  
AVERAGE 86 77 9 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33 1999 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.15 0.00 0.11  
SINCE OCT 1 9.08 11.91 -2.83 10.78  
SINCE JAN 1 5.31 8.47 -3.16 6.37  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1998 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 15 66 -51 28  
SINCE JUL 1 0 5 -5 0  
 
COOLING  
YESTERDAY 21 12 9 16  
MONTH TO DATE 121 138 -17 202  
SINCE JUN 1 767 586 181 863  
SINCE JAN 1 819 622 197 886    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.2  
 
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 51 600 AM  
LOWEST 17 500 PM  
AVERAGE 34  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 106 2001  
MINIMUM TEMPERATURE (F) 61 48 1907  
 
SUNRISE AND SUNSET  
AUGUST 12 2025........SUNRISE 543 AM PDT SUNSET 802 PM PDT  
AUGUST 13 2025........SUNRISE 545 AM PDT SUNSET 800 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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