593  
CDUS46 KOTX 182345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT WED JUN 18 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JUNE 18 2025
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88 241 PM 107 1940 79 9 73  
MINIMUM 57 435 AM 39 1954 54 3 52  
AVERAGE 73 67 6 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.46 1916 0.04 -0.04 0.00  
1943  
MONTH TO DATE 0.03 0.85 -0.82 0.66  
SINCE OCT 1 8.81 10.89 -2.08 10.60  
SINCE JAN 1 5.04 7.45 -2.41 6.19  
 
SNOWFALL (IN)  
TODAY MM 0.0 1995 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 11.6 12.7 -1.1 13.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 2  
MONTH TO DATE 4 47 -43 28  
SINCE JUN 1 4 47 -43 28  
SINCE JUL 1 4529 4966 -437 4572  
 
COOLING  
TODAY 8 4 4 0  
MONTH TO DATE 125 45 80 51  
SINCE JUN 1 125 45 80 51  
SINCE JAN 1 177 81 96 74    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 58  
LOWEST 22  
AVERAGE 40  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 107 1940  
MINIMUM TEMPERATURE (F) 54 43 1953  
 
SUNRISE AND SUNSET  
JUNE 18 2025..........SUNRISE 455 AM PDT SUNSET 843 PM PDT  
JUNE 19 2025..........SUNRISE 455 AM PDT SUNSET 844 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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