243  
CDUS46 KOTX 300849  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
149 AM PDT SAT AUG 30 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 29 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 95 354 PM 105 2017 86 9 86  
MINIMUM 63 538 AM 42 1980 57 6 50  
AVERAGE 79 72 7 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 2002 0.02 -0.02 0.00  
MONTH TO DATE 0.29 0.47 -0.18 0.44  
SINCE OCT 1 9.22 12.23 -3.01 11.11  
SINCE JAN 1 5.45 8.79 -3.34 6.70  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1998 0.0 0.0 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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE JUN 1 15 66 -51 30  
SINCE JUL 1 0 5 -5 2  
 
COOLING  
YESTERDAY 14 7 7 3  
MONTH TO DATE 366 309 57 336  
SINCE JUN 1 1012 757 255 997  
SINCE JAN 1 1064 793 271 1020    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.0  
 
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 84 500 AM  
LOWEST 16 400 PM  
AVERAGE 50  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 104 1929  
MINIMUM TEMPERATURE (F) 57 42 1912  
1941  
1965  
 
SUNRISE AND SUNSET  
AUGUST 30 2025........SUNRISE 606 AM PDT SUNSET 730 PM PDT  
AUGUST 31 2025........SUNRISE 608 AM PDT SUNSET 728 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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