120  
CDUS46 KOTX 260830  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
130 AM PDT FRI SEP 26 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 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 88 248 PM 95 1943 75 13 94  
MINIMUM 55 607 AM 28 1926 49 6 64  
AVERAGE 72 62 10 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.37 1982 0.02 -0.02 T  
MONTH TO DATE 0.98 0.48 0.50 0.82  
SINCE OCT 1 10.20 12.75 -2.55 11.93  
SINCE JAN 1 6.43 9.31 -2.88 7.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2024 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 4 -4 0  
MONTH TO DATE 8 52 -44 9  
SINCE SEP 1 8 52 -44 9  
SINCE JUL 1 8 63 -55 11  
 
COOLING  
YESTERDAY 7 1 6 14  
MONTH TO DATE 205 97 108 174  
SINCE SEP 1 205 97 108 174  
SINCE JAN 1 1305 903 402 1218    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.8  
 
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 60 600 AM  
LOWEST 13 400 PM  
AVERAGE 37  
   
......................................................
 
 
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 2025.....SUNRISE 641 AM PDT SUNSET 637 PM PDT  
SEPTEMBER 27 2025.....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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WA Page
The Nexlab ID Page Main Text Page