550  
CDUS46 KOTX 092345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT SAT AUG 09 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 9 2025
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 216 PM 111 2018 92 -1 95  
MINIMUM 60 541 AM 45 1895 62 -2 66  
AVERAGE 76 77 -1 81  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 1899 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.12 0.03 0.11  
SINCE OCT 1 9.08 11.88 -2.80 10.78  
SINCE JAN 1 5.31 8.44 -3.13 6.37  
 
SNOWFALL (IN)  
TODAY MM 0.0 1998 0.0 MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 11 12 -1 16  
MONTH TO DATE 85 114 -29 168  
SINCE JUN 1 731 562 169 829  
SINCE JAN 1 783 598 185 852    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67  
LOWEST 19  
AVERAGE 43  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 108 2018  
MINIMUM TEMPERATURE (F) 62 46 1954  
 
SUNRISE AND SUNSET  
AUGUST 9 2025........SUNRISE 540 AM PDT SUNSET 806 PM PDT  
AUGUST 10 2025........SUNRISE 541 AM PDT SUNSET 805 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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