753  
CDUS46 KOTX 292345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT FRI MAY 29 2026  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 29 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 78 239 PM 100 1897 75 3 86  
1983  
MINIMUM 55 431 AM 35 1951 51 4 60  
AVERAGE 67 63 4 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.97 1989 0.06 -0.06 0.00  
MONTH TO DATE 0.50 1.58 -1.08 0.51  
SINCE OCT 1 11.56 9.93 1.63 8.78  
SINCE JAN 1 8.19 6.49 1.70 5.01  
 
SNOWFALL (IN)  
TODAY MM T 1955 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 0 4 -4 0  
MONTH TO DATE 91 181 -90 134  
SINCE MAR 1 1020 1196 -176 984  
SINCE JUL 1 4146 4913 -767 4525  
 
COOLING  
TODAY 2 2 0 8  
MONTH TO DATE 35 30 5 35  
SINCE MAR 1 35 32 3 36  
SINCE JAN 1 35 32 3 36    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78  
LOWEST 33  
AVERAGE 56  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 99 1986  
MINIMUM TEMPERATURE (F) 51 32 1951  
 
SUNRISE AND SUNSET  
MAY 29 2026...........SUNRISE 501 AM PDT SUNSET 830 PM PDT  
MAY 30 2026...........SUNRISE 501 AM PDT SUNSET 831 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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