951  
CDUS46 KOTX 172345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT TUE JUN 17 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JUNE 17 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 86 138 PM 104 1916 79 7 70  
MINIMUM 56 437 AM 44 1949 54 2 50  
1971  
1991  
AVERAGE 71 66 5 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.61 1937 0.04 -0.04 0.21  
MONTH TO DATE 0.03 0.81 -0.78 0.66  
SINCE OCT 1 8.81 10.85 -2.04 10.60  
SINCE JAN 1 5.04 7.41 -2.37 6.19  
 
SNOWFALL (IN)  
TODAY MM T 1927 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 5  
MONTH TO DATE 4 45 -41 26  
SINCE JUN 1 4 45 -41 26  
SINCE JUL 1 4529 4964 -435 4570  
 
COOLING  
TODAY 6 3 3 0  
MONTH TO DATE 117 41 76 51  
SINCE JUN 1 117 41 76 51  
SINCE JAN 1 169 77 92 74    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 4.3  
 
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 45  
LOWEST 20  
AVERAGE 33  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 107 1940  
MINIMUM TEMPERATURE (F) 54 39 1954  
 
SUNRISE AND SUNSET  
JUNE 17 2025..........SUNRISE 455 AM PDT SUNSET 843 PM PDT  
JUNE 18 2025..........SUNRISE 455 AM PDT SUNSET 843 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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