673  
CDUS46 KOTX 260853  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
153 AM PDT SAT SEP 26 2026  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 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 66 454 AM 95 1943 75 -9 88  
MINIMUM 51 1151 PM 28 1926 49 2 55  
AVERAGE 59 62 -3 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 0.37 1982 0.02 0.05 0.00  
MONTH TO DATE 1.63 0.48 1.15 0.98  
SINCE OCT 1 14.09 12.75 1.34 10.20  
SINCE JAN 1 10.72 9.31 1.41 6.43  
 
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 6 4 2 0  
MONTH TO DATE 49 52 -3 8  
SINCE SEP 1 49 52 -3 8  
SINCE JUL 1 50 63 -13 8  
 
COOLING  
YESTERDAY 0 1 -1 7  
MONTH TO DATE 39 97 -58 205  
SINCE SEP 1 39 97 -58 205  
SINCE JAN 1 913 903 10 1305    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 1100 AM  
LOWEST 39 600 PM  
AVERAGE 60  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1914  
MINIMUM TEMPERATURE (F) 49 30 1934  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2026.....SUNRISE 640 AM PDT SUNSET 637 PM PDT  
SEPTEMBER 27 2026.....SUNRISE 642 AM PDT SUNSET 635 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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