141  
CDUS46 KOTX 150450  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
950 PM PDT SAT SEP 14 2019  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2019
 
 
VALID TODAY AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1881 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 406 PM 100 1937 79 4 77  
MINIMUM 55 602 AM 32 1970 52 3 45  
AVERAGE 69 65 4 61  
 
PRECIPITATION (IN)  
TODAY 0.00 1.73 1955 0.02 -0.02 0.00  
MONTH TO DATE 0.34 0.30 0.04 0.04  
SINCE OCT 1 12.99 11.94 1.05 15.24  
SINCE JAN 1 9.77 8.83 0.94 9.68  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 4  
MONTH TO DATE 2 22 -20 20  
SINCE SEP 1 2 22 -20 20  
SINCE JUL 1 2 37 -35 30  
 
COOLING  
TODAY 4 3 1 0  
MONTH TO DATE 96 60 36 45  
SINCE SEP 1 96 60 36 45  
SINCE JAN 1 951 777 174 933    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 4.1  
 
 
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 66 600 AM  
LOWEST 24 300 PM  
AVERAGE 45  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 101 1937  
MINIMUM TEMPERATURE (F) 51 35 1970  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2019.....SUNRISE 625 AM PDT SUNSET 702 PM PDT  
SEPTEMBER 15 2019.....SUNRISE 626 AM PDT SUNSET 700 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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