026  
CDUS46 KOTX 250839  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
139 AM PDT THU SEP 25 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 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 90 403 PM 100 2011 76 14 91  
MINIMUM 53 603 AM 27 1926 50 3 58  
AVERAGE 72 63 9 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.36 2013 0.02 -0.02 0.00  
MONTH TO DATE 0.98 0.46 0.52 0.82  
SINCE OCT 1 10.20 12.73 -2.53 11.93  
SINCE JAN 1 6.43 9.29 -2.86 7.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2024 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 4 -4 0  
MONTH TO DATE 8 48 -40 9  
SINCE SEP 1 8 48 -40 9  
SINCE JUL 1 8 59 -51 11  
 
COOLING  
YESTERDAY 7 2 5 10  
MONTH TO DATE 198 96 102 160  
SINCE SEP 1 198 96 102 160  
SINCE JAN 1 1298 902 396 1204    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.5  
 
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 63 600 AM  
LOWEST 16 400 PM  
AVERAGE 40  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1943  
MINIMUM TEMPERATURE (F) 49 28 1926  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2025.....SUNRISE 639 AM PDT SUNSET 639 PM PDT  
SEPTEMBER 26 2025.....SUNRISE 641 AM PDT SUNSET 637 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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