072  
CDUS46 KOTX 210821  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
121 AM PDT SUN JUL 21 2019  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 20 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 85 415 PM 114 1931 91 -6 88  
MINIMUM 51 457 AM 48 1895 61 -10 57  
AVERAGE 68 76 -8 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.52 2012 0.02 -0.02 0.00  
1983  
MONTH TO DATE 0.21 0.47 -0.26 T  
SINCE OCT 1 12.36 10.76 1.60 14.74  
SINCE JAN 1 9.14 7.65 1.49 9.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1995 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 4 -4 2  
SINCE JUN 1 42 74 -32 37  
SINCE JUL 1 0 4 -4 2  
 
COOLING  
YESTERDAY 3 11 -8 8  
MONTH TO DATE 167 173 -6 217  
SINCE JUN 1 309 271 38 318  
SINCE JAN 1 346 303 43 383    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 3.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 500 AM  
LOWEST 15 500 PM  
AVERAGE 37  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 113 1938  
MINIMUM TEMPERATURE (F) 61 45 1882  
 
 
SUNRISE AND SUNSET  
JULY 21 2019..........SUNRISE 517 AM PDT SUNSET 832 PM PDT  
JULY 22 2019..........SUNRISE 518 AM PDT SUNSET 831 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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