231  
CDUS46 KOTX 180445  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
945 PM PDT THU JUL 17 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 17 2025
 
 
VALID TODAY AS OF 0900 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 96 MM 112 1941 92 4 100  
MINIMUM 61 MM 49 1982 62 -1 67  
AVERAGE 79 77 2 84  
 
PRECIPITATION (IN)  
TODAY 0.00 0.81 1958 0.01 -0.01 T  
MONTH TO DATE 0.00 0.31 -0.31 T  
SINCE OCT 1 8.86 11.60 -2.74 10.60  
SINCE JAN 1 5.09 8.16 -3.07 6.19  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 2 -2 0  
SINCE JUN 1 15 63 -48 28  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 14 12 2 19  
MONTH TO DATE 248 161 87 287  
SINCE JUN 1 455 268 187 440  
SINCE JAN 1 507 304 203 463    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.7  
 
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 52 600 AM  
LOWEST 17 300 PM  
AVERAGE 35  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 110 1918  
MINIMUM TEMPERATURE (F) 62 44 1897  
 
SUNRISE AND SUNSET  
JULY 17 2025..........SUNRISE 513 AM PDT SUNSET 835 PM PDT  
JULY 18 2025..........SUNRISE 514 AM PDT SUNSET 834 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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