186  
CDUS46 KOTX 150846  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
146 AM PDT THU MAY 15 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 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 63 235 PM 98 1939 72 -9 78  
MINIMUM 51 512 AM 32 1955 48 3 52  
AVERAGE 57 60 -3 65  
 
PRECIPITATION (IN)  
YESTERDAY T 0.76 1894 0.05 -0.05 0.00  
MONTH TO DATE 0.31 0.73 -0.42 0.59  
SINCE OCT 1 8.58 9.08 -0.50 9.74  
SINCE JAN 1 4.81 5.64 -0.83 5.33  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1995 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 0.8 -0.8 T  
SINCE JUL 1 11.6 12.7 -1.1 13.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 6 2 0  
MONTH TO DATE 63 110 -47 95  
SINCE MAR 1 913 1125 -212 1031  
SINCE JUL 1 4454 4842 -388 4461  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 10 -2 13  
SINCE MAR 1 9 12 -3 13  
SINCE JAN 1 9 12 -3 13    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 600 AM  
LOWEST 45 1000 PM  
AVERAGE 66  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 100 1939  
MINIMUM TEMPERATURE (F) 48 35 1943  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 514 AM PDT SUNSET 815 PM PDT  
MAY 16 2025...........SUNRISE 513 AM PDT SUNSET 817 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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