395  
CDUS46 KOTX 282344  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
444 PM PDT TUE APR 28 2026  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 28 2026
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 62 259 PM 98 1939 66 -4 72  
MINIMUM 42 600 AM 27 1907 43 -1 48  
AVERAGE 52 55 -3 60  
 
PRECIPITATION (IN)  
TODAY T 0.73 1952 0.05 -0.05 0.00  
MONTH TO DATE 2.24 1.35 0.89 0.50  
SINCE OCT 1 11.06 8.26 2.80 8.19  
SINCE JAN 1 7.69 4.82 2.87 4.42  
 
SNOWFALL (IN)  
TODAY 0.0 T 1962 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 0.0  
SINCE JUL 1 0.1 12.7 -12.6 11.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 10 3 5  
MONTH TO DATE 362 387 -25 332  
SINCE MAR 1 915 995 -80 835  
SINCE JUL 1 4041 4712 -671 4376  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 0 0 0 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 41  
AVERAGE 62  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 93 1926  
MINIMUM TEMPERATURE (F) 44 29 1907  
1950  
 
SUNRISE AND SUNSET  
APRIL 28 2026.........SUNRISE 539 AM PDT SUNSET 753 PM PDT  
APRIL 29 2026.........SUNRISE 537 AM PDT SUNSET 755 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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