362  
CDUS46 KOTX 212345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT MON JUL 21 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 21 2025  
 
VALID AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 72 140 PM 113 1938 93 -21 111  
MINIMUM 61 542 AM 45 1882 62 -1 71  
AVERAGE 67 78 -11 91  
 
PRECIPITATION (IN)  
TODAY 0.04 0.34 1965 0.01 0.03 0.00  
MONTH TO DATE 0.06 0.36 -0.30 T  
SINCE OCT 1 8.92 11.65 -2.73 10.60  
SINCE JAN 1 5.15 8.21 -3.06 6.19  
 
SNOWFALL (IN)  
TODAY MM 0.0 1995 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 2 -2 0  
SINCE JUN 1 15 63 -48 28  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 2 13 -11 26  
MONTH TO DATE 290 210 80 380  
SINCE JUN 1 497 317 180 533  
SINCE JAN 1 549 353 196 556    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 63  
AVERAGE 77  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 113 1938  
MINIMUM TEMPERATURE (F) 62 45 1954  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 517 AM PDT SUNSET 831 PM PDT  
JULY 22 2025..........SUNRISE 518 AM PDT SUNSET 830 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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