167  
CDUS46 KOTX 152344  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
444 PM PDT WED APR 15 2026  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 15 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 54 907 AM 90 1926 62 -8 73  
MINIMUM 45 1139 AM 25 1955 40 5 42  
AVERAGE 50 51 -1 58  
 
PRECIPITATION (IN)  
TODAY 0.04 0.56 2004 0.05 -0.01 0.00  
MONTH TO DATE 1.73 0.72 1.01 0.46  
SINCE OCT 1 10.55 7.63 2.92 8.15  
SINCE JAN 1 7.18 4.19 2.99 4.38  
 
SNOWFALL (IN)  
TODAY MM T 1968 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 0.0  
SINCE JUL 1 0.1 12.7 -12.6 11.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 14 1 7  
MONTH TO DATE 181 229 -48 197  
SINCE MAR 1 734 837 -103 700  
SINCE JUL 1 3860 4554 -694 4241  
 
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 29 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 36  
AVERAGE 58  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 90 1936  
MINIMUM TEMPERATURE (F) 41 28 1894  
2013  
 
SUNRISE AND SUNSET  
APRIL 15 2026.........SUNRISE 601 AM PDT SUNSET 736 PM PDT  
APRIL 16 2026.........SUNRISE 559 AM PDT SUNSET 737 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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