534  
CDUS46 KOTX 150828  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
128 AM PDT FRI AUG 15 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 14 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 89 1244 PM 106 1920 91 -2 89  
MINIMUM 67 1159 PM 43 1895 61 6 53  
AVERAGE 78 76 2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 1968 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.20 -0.05 0.21  
SINCE OCT 1 9.08 11.96 -2.88 10.88  
SINCE JAN 1 5.31 8.52 -3.21 6.47  
 
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 0  
SINCE JUN 1 15 66 -51 28  
SINCE JUL 1 0 5 -5 0  
 
COOLING  
YESTERDAY 13 11 2 6  
MONTH TO DATE 175 172 3 223  
SINCE JUN 1 821 620 201 884  
SINCE JAN 1 873 656 217 907    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.8  
 
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 45 500 AM  
LOWEST 21 600 PM  
AVERAGE 33  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 109 2023  
MINIMUM TEMPERATURE (F) 61 48 1913  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 547 AM PDT SUNSET 757 PM PDT  
AUGUST 16 2025........SUNRISE 549 AM PDT SUNSET 755 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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