687  
CDUS46 KOTX 180830  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
1230 AM PST FRI JAN 18 2019  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JANUARY 17 2019
 
 
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)  
YESTERDAY  
MAXIMUM 40 127 PM 61 1919 42 -2 52  
MINIMUM 34 738 AM -15 1930 30 4 35  
AVERAGE 37 36 1 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 0.60 1885 0.03 0.13 0.00  
MONTH TO DATE 0.23 0.61 -0.38 1.04  
SINCE OCT 1 3.45 3.72 -0.27 6.60  
SINCE JAN 1 0.23 0.61 -0.38 1.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1937 0.0 0.0 0.0  
MONTH TO DATE 0.0 1.4 -1.4 0.0  
SINCE DEC 1 0.5 4.9 -4.4 13.0  
SINCE JUL 1 0.5 6.7 -6.2 13.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 29 -1 21  
MONTH TO DATE 482 514 -32 433  
SINCE DEC 1 1317 1482 -165 1475  
SINCE JUL 1 2480 2722 -242 2641  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 1.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 900 AM  
LOWEST 75 1200 AM  
AVERAGE 84  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 57 2005  
1975  
MINIMUM TEMPERATURE (F) 30 -17 1930  
 
 
SUNRISE AND SUNSET  
JANUARY 18 2019.......SUNRISE 725 AM PST SUNSET 432 PM PST  
JANUARY 19 2019.......SUNRISE 725 AM PST SUNSET 433 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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