485  
CDUS46 KOTX 272349  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
449 PM PDT TUE MAY 27 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 27 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 81 259 PM 99 1934 75 6 83  
1936  
MINIMUM 50 416 AM 35 1918 51 -1 48  
AVERAGE 66 63 3 66  
 
PRECIPITATION (IN)  
TODAY 0.00 1.07 1946 0.05 -0.05 0.00  
MONTH TO DATE 0.51 1.46 -0.95 0.79  
SINCE OCT 1 8.78 9.81 -1.03 9.94  
SINCE JAN 1 5.01 6.37 -1.36 5.53  
 
SNOWFALL (IN)  
TODAY 0.0 T 1911 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 0  
MONTH TO DATE 134 173 -39 162  
SINCE MAR 1 984 1188 -204 1098  
SINCE JUL 1 4525 4905 -380 4528  
 
COOLING  
TODAY 1 2 -1 1  
MONTH TO DATE 19 26 -7 19  
SINCE MAR 1 20 28 -8 19  
SINCE JAN 1 20 28 -8 19    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.1  
 
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 26  
AVERAGE 46  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 104 1934  
MINIMUM TEMPERATURE (F) 51 37 1918  
1955  
 
SUNRISE AND SUNSET  
MAY 27 2025...........SUNRISE 503 AM PDT SUNSET 829 PM PDT  
MAY 28 2025...........SUNRISE 502 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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