381  
CDUS46 KOTX 180832  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
132 AM PDT SUN MAY 18 2025  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 17 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 69 123 PM 97 2006 73 -4 67  
MINIMUM 46 457 AM 34 1896 49 -3 52  
AVERAGE 58 61 -3 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.75 1996 0.06 -0.04 0.01  
MONTH TO DATE 0.49 0.90 -0.41 0.60  
SINCE OCT 1 8.76 9.25 -0.49 9.75  
SINCE JAN 1 4.99 5.81 -0.82 5.34  
 
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 7 6 1 5  
MONTH TO DATE 89 128 -39 100  
SINCE MAR 1 939 1143 -204 1036  
SINCE JUL 1 4480 4860 -380 4466  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 13 -5 18  
SINCE MAR 1 9 15 -6 18  
SINCE JAN 1 9 15 -6 18    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 200 AM  
LOWEST 45 100 PM  
AVERAGE 69  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 97 2006  
MINIMUM TEMPERATURE (F) 49 34 1896  
1965  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 511 AM PDT SUNSET 819 PM PDT  
MAY 19 2025...........SUNRISE 510 AM PDT SUNSET 820 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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