279  
CDUS46 KOTX 120830  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
130 AM PDT MON MAY 12 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 11 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 74 127 PM 96 1924 71 3 86  
MINIMUM 49 1159 PM 31 1895 47 2 51  
AVERAGE 62 59 3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 0.40 2003 0.05 0.08 0.00  
MONTH TO DATE 0.17 0.57 -0.40 0.59  
SINCE OCT 1 8.44 8.92 -0.48 9.74  
SINCE JAN 1 4.67 5.48 -0.81 5.33  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 3 7 -4 0  
MONTH TO DATE 35 91 -56 95  
SINCE MAR 1 885 1106 -221 1031  
SINCE JUL 1 4426 4823 -397 4461  
 
COOLING  
YESTERDAY 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 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 PM  
LOWEST 35 1200 PM  
AVERAGE 68  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 96 1988  
MINIMUM TEMPERATURE (F) 47 31 1985  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 518 AM PDT SUNSET 812 PM PDT  
MAY 13 2025...........SUNRISE 517 AM PDT SUNSET 813 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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