485  
CDUS46 KOTX 252334  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
434 PM PDT SUN MAY 25 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 25 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 92 259 PM 101 1928 74 18 68  
MINIMUM 51 446 AM 35 1918 50 1 51  
1955  
AVERAGE 72 62 10 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.44 1897 0.06 -0.06 T  
MONTH TO DATE 0.51 1.35 -0.84 0.79  
SINCE OCT 1 8.78 9.70 -0.92 9.94  
SINCE JAN 1 5.01 6.26 -1.25 5.53  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 1995 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 T  
SINCE JUL 1 11.6 12.7 -1.1 13.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 5  
MONTH TO DATE 134 165 -31 158  
SINCE MAR 1 984 1180 -196 1094  
SINCE JUL 1 4525 4897 -372 4524  
 
COOLING  
TODAY 7 2 5 0  
MONTH TO DATE 15 22 -7 18  
SINCE MAR 1 16 24 -8 18  
SINCE JAN 1 16 24 -8 18    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 5.0  
 
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 66  
LOWEST 20  
AVERAGE 43  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 103 1936  
MINIMUM TEMPERATURE (F) 51 34 1918  
 
SUNRISE AND SUNSET  
MAY 25 2025...........SUNRISE 504 AM PDT SUNSET 827 PM PDT  
MAY 26 2025...........SUNRISE 503 AM PDT SUNSET 828 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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