041  
CDUS46 KOTX 210823  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
1223 AM PST TUE NOV 21 2017  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR NOVEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1881 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 52 146 PM 66 1962 46 6 48  
MINIMUM 38 1148 PM 9 1900 33 5 39  
AVERAGE 45 40 5 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 0.71 1962 0.04 0.27 0.09  
MONTH TO DATE 1.15 0.81 0.34 0.49  
SINCE OCT 1 2.32 1.77 0.55 3.15  
SINCE JAN 1 13.28 10.97 2.31 13.34  
 
SNOWFALL (IN)  
YESTERDAY MM 5.9 1921 0.1 MM 0.0  
MONTH TO DATE T 0.9 -0.9 0.0  
SINCE SEP 1 T 0.9 -0.9 0.0  
SINCE JUL 1 T 0.9 -0.9 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 25 -5 21  
MONTH TO DATE 451 443 8 295  
SINCE SEP 1 961 953 8 703  
SINCE JUL 1 961 968 -7 714  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 141 90 51 47  
SINCE JAN 1 1160 807 353 863    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 800 AM  
LOWEST 38 1200 AM  
AVERAGE 67  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 67 1974  
MINIMUM TEMPERATURE (F) 33 4 1900  
 
 
SUNRISE AND SUNSET  
NOVEMBER 21 2017......SUNRISE 658 AM PST SUNSET 409 PM PST  
NOVEMBER 22 2017......SUNRISE 700 AM PST SUNSET 408 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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