632  
CDUS46 KOTX 202345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT TUE OCT 20 2026  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 2026
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 66 259 PM 78 2024 61 5 62  
MINIMUM 40 628 AM 23 1949 41 -1 44  
AVERAGE 53 50 3 53  
 
PRECIPITATION (IN)  
TODAY 0.00 0.57 1947 0.04 -0.04 0.00  
MONTH TO DATE 0.02 0.63 -0.61 0.36  
SINCE OCT 1 0.02 0.63 -0.61 0.36  
SINCE JAN 1 10.74 10.06 0.68 7.05  
 
SNOWFALL (IN)  
TODAY MM 0.0 1995 0.0 MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 12 14 -2 12  
MONTH TO DATE 147 204 -57 180  
SINCE SEP 1 233 280 -47 194  
SINCE JUL 1 234 291 -57 194  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 3 2 1 1  
SINCE SEP 1 42 104 -62 212  
SINCE JAN 1 916 910 6 1312    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70  
LOWEST 35  
AVERAGE 53  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 83 2003  
MINIMUM TEMPERATURE (F) 40 24 1949  
1984  
 
SUNRISE AND SUNSET  
OCTOBER 20 2026.......SUNRISE 713 AM PDT SUNSET 552 PM PDT  
OCTOBER 21 2026.......SUNRISE 714 AM PDT SUNSET 551 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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