543  
CDUS46 KOTX 280833  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
133 AM PDT TUE APR 28 2026  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 27 2026  
 
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)  
YESTERDAY  
MAXIMUM 64 211 PM 93 1987 66 -2 72  
MINIMUM 37 526 AM 27 1955 43 -6 45  
AVERAGE 51 54 -3 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.77 1990 0.05 -0.05 0.00  
MONTH TO DATE 2.24 1.30 0.94 0.50  
SINCE OCT 1 11.06 8.21 2.85 8.19  
SINCE JAN 1 7.69 4.77 2.92 4.42  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1986 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  
YESTERDAY 14 11 3 6  
MONTH TO DATE 349 377 -28 327  
SINCE MAR 1 902 985 -83 830  
SINCE JUL 1 4028 4702 -674 4371  
 
COOLING  
YESTERDAY 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 21 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 500 AM  
LOWEST 24 600 PM  
AVERAGE 53  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 98 1939  
MINIMUM TEMPERATURE (F) 43 27 1907  
 
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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