741  
CDUS46 KOTX 082345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT MON SEP 08 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 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 88 227 PM 102 1944 83 5 86  
MINIMUM 62 505 AM 37 1962 55 7 63  
AVERAGE 75 69 6 75  
 
PRECIPITATION (IN)  
TODAY T 0.89 1998 0.02 -0.02 T  
MONTH TO DATE 0.02 0.15 -0.13 T  
SINCE OCT 1 9.24 12.42 -3.18 11.11  
SINCE JAN 1 5.47 8.98 -3.51 6.70  
 
SNOWFALL (IN)  
TODAY MM 0.0 1998 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 1 -1 0  
MONTH TO DATE 0 8 -8 0  
SINCE SEP 1 0 8 -8 0  
SINCE JUL 1 0 19 -19 2  
 
COOLING  
TODAY 10 5 5 10  
MONTH TO DATE 121 46 75 109  
SINCE SEP 1 121 46 75 109  
SINCE JAN 1 1221 852 369 1153    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78  
LOWEST 28  
AVERAGE 53  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 103 1944  
MINIMUM TEMPERATURE (F) 54 40 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 618 AM PDT SUNSET 713 PM PDT  
SEPTEMBER 9 2025.....SUNRISE 619 AM PDT SUNSET 711 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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