850  
CDUS46 KOTX 210546  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
946 PM PST WED DEC 20 2023  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 2023
 
 
VALID TODAY AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 52 123 PM 57 1934 40 12 41  
MINIMUM 38 756 PM 0 1983 29 9 22  
AVERAGE 45 34 11 32  
 
PRECIPITATION (IN)  
TODAY 0.00 0.72 1906 0.03 -0.03 0.04  
MONTH TO DATE 0.97 0.72 0.25 0.70  
SINCE OCT 1 4.16 3.03 1.13 4.04  
SINCE JAN 1 10.56 12.46 -1.90 15.21  
 
DEGREE DAYS  
HEATING  
TODAY 20 31 -11 33  
MONTH TO DATE 464 588 -124 669  
SINCE DEC 1 464 588 -124 669  
SINCE JUL 1 1526 1769 -243 1773  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1321 912 409 1150    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 800 PM  
LOWEST 66 1200 AM  
AVERAGE 79  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 60 1972  
2014  
2019  
MINIMUM TEMPERATURE (F) 29 -8 1983  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 728 AM PST SUNSET 403 PM PST  
DECEMBER 21 2023......SUNRISE 728 AM PST SUNSET 404 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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