331  
CDUS46 KOTX 290821  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
121 AM PDT THU MAY 29 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 28 2025  
 
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)  
YESTERDAY  
MAXIMUM 94 404 PM 104 1934 75 19 81  
MINIMUM 52 410 AM 37 1918 51 1 57  
1955  
AVERAGE 73 63 10 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.54 1906 0.06 -0.06 T  
MONTH TO DATE 0.51 1.52 -1.01 0.79  
SINCE OCT 1 8.78 9.87 -1.09 9.94  
SINCE JAN 1 5.01 6.43 -1.42 5.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1977 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  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 134 177 -43 162  
SINCE MAR 1 984 1192 -208 1098  
SINCE JUL 1 4525 4909 -384 4528  
 
COOLING  
YESTERDAY 8 2 6 4  
MONTH TO DATE 27 28 -1 23  
SINCE MAR 1 28 30 -2 23  
SINCE JAN 1 28 30 -2 23    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 600 AM  
LOWEST 20 300 PM  
AVERAGE 42  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 100 1897  
1983  
MINIMUM TEMPERATURE (F) 51 35 1951  
 
SUNRISE AND SUNSET  
MAY 29 2025...........SUNRISE 501 AM PDT SUNSET 831 PM PDT  
MAY 30 2025...........SUNRISE 500 AM PDT SUNSET 832 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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