011  
CDUS46 KOTX 110835  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
135 AM PDT THU SEP 11 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 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 86 325 PM 102 1944 82 4 88  
MINIMUM 60 622 AM 33 1895 54 6 62  
AVERAGE 73 68 5 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 0.61 2000 0.02 0.05 0.01  
MONTH TO DATE 0.09 0.18 -0.09 0.01  
SINCE OCT 1 9.31 12.45 -3.14 11.12  
SINCE JAN 1 5.54 9.01 -3.47 6.71  
 
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 0 2 -2 0  
MONTH TO DATE 0 11 -11 0  
SINCE SEP 1 0 11 -11 0  
SINCE JUL 1 0 22 -22 2  
 
COOLING  
YESTERDAY 8 4 4 10  
MONTH TO DATE 136 55 81 133  
SINCE SEP 1 136 55 81 133  
SINCE JAN 1 1236 861 375 1177    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 1000 PM  
LOWEST 29 400 PM  
AVERAGE 54  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 103 1944  
MINIMUM TEMPERATURE (F) 54 36 1895  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 621 AM PDT SUNSET 707 PM PDT  
SEPTEMBER 12 2025.....SUNRISE 623 AM PDT SUNSET 705 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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