750  
CDUS46 KOTX 112345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT SUN MAY 11 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 11 2025  
 
VALID AS OF 0400 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 74 127 PM 96 1924 71 3 86  
MINIMUM 52 454 AM 31 1895 47 5 51  
AVERAGE 63 59 4 69  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2003 0.05 -0.05 0.00  
MONTH TO DATE 0.04 0.57 -0.53 0.59  
SINCE OCT 1 8.31 8.92 -0.61 9.74  
SINCE JAN 1 4.54 5.48 -0.94 5.33  
 
SNOWFALL (IN)  
TODAY MM 0.0 1995 0.0 MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 2 7 -5 0  
MONTH TO DATE 34 91 -57 95  
SINCE MAR 1 884 1106 -222 1031  
SINCE JUL 1 4425 4823 -398 4461  
 
COOLING  
TODAY 0 1 -1 4  
MONTH TO DATE 8 7 1 5  
SINCE MAR 1 9 9 0 5  
SINCE JAN 1 9 9 0 5    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66  
LOWEST 35  
AVERAGE 51  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 96 1988  
MINIMUM TEMPERATURE (F) 47 31 1985  
 
SUNRISE AND SUNSET  
MAY 11 2025...........SUNRISE 519 AM PDT SUNSET 810 PM PDT  
MAY 12 2025...........SUNRISE 518 AM PDT SUNSET 812 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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