954  
CDUS46 KOTX 070839  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
139 AM PDT MON SEP 07 2026  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 6 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 1205 PM 108 1944 84 -13 87  
MINIMUM 49 538 AM 36 1895 55 -6 63  
AVERAGE 60 69 -9 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.43 1927 0.02 0.01 0.00  
MONTH TO DATE 0.79 0.11 0.68 0.00  
SINCE OCT 1 13.25 12.38 0.87 9.22  
SINCE JAN 1 9.88 8.94 0.94 5.45  
 
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 SEP 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 5 1 4 0  
MONTH TO DATE 16 6 10 0  
SINCE SEP 1 16 6 10 0  
SINCE JUL 1 17 17 0 0  
 
COOLING  
YESTERDAY 0 5 -5 10  
MONTH TO DATE 6 36 -30 99  
SINCE SEP 1 6 36 -30 99  
SINCE JAN 1 880 842 38 1199    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1100 PM  
LOWEST 41 1200 PM  
AVERAGE 61  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 106 1944  
MINIMUM TEMPERATURE (F) 55 38 1960  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2026.....SUNRISE 616 AM PDT SUNSET 715 PM PDT  
SEPTEMBER 8 2026.....SUNRISE 617 AM PDT SUNSET 713 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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