254  
CDUS46 KOTX 290825  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
124 AM PDT SAT JUL 29 2017  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 28 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 98 346 PM 112 1939 92 6 101  
MINIMUM 64 456 AM 46 1955 61 3 67  
AVERAGE 81 77 4 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1948 0.02 -0.02 0.00  
MONTH TO DATE 0.01 0.61 -0.60 1.57  
SINCE OCT 1 15.26 10.90 4.36 12.85  
SINCE JAN 1 10.38 7.79 2.59 9.40  
 
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 9  
SINCE JUN 1 37 74 -37 66  
SINCE JUL 1 0 4 -4 9  
 
COOLING  
YESTERDAY 16 12 4 19  
MONTH TO DATE 387 264 123 225  
SINCE JUN 1 526 362 164 401  
SINCE JAN 1 577 394 183 441    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 4.8  
 
 
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 43 500 AM  
LOWEST 16 300 PM  
AVERAGE 30  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 107 1939  
MINIMUM TEMPERATURE (F) 61 45 1959  
 
 
SUNRISE AND SUNSET  
JULY 29 2017..........SUNRISE 526 AM PDT SUNSET 822 PM PDT  
JULY 30 2017..........SUNRISE 527 AM PDT SUNSET 821 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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