312  
CDUS46 KOTX 260848  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
148 AM PDT WED APR 26 2017  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 25 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 57 251 PM 92 1910 65 -8 64  
MINIMUM 47 348 AM 30 1924 42 5 46  
AVERAGE 52 53 -1 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.52 1993 0.05 0.01 0.00  
MONTH TO DATE 1.44 1.09 0.35 0.83  
SINCE OCT 1 12.60 7.21 5.39 7.97  
SINCE JAN 1 7.72 4.10 3.62 4.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1970 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 4.8 0.7 4.1 0.0  
SINCE JUL 1 39.2 10.5 28.7 6.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 12 1 10  
MONTH TO DATE 336 357 -21 178  
SINCE MAR 1 931 969 -38 732  
SINCE JUL 1 4967 4824 143 3996  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 7  
SINCE MAR 1 0 0 0 7  
SINCE JAN 1 0 0 0 7    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 100 AM  
LOWEST 55 200 PM  
AVERAGE 71  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 86 1926  
1904  
MINIMUM TEMPERATURE (F) 42 30 1950  
1924  
 
 
SUNRISE AND SUNSET  
APRIL 26 2017.........SUNRISE 542 AM PDT SUNSET 751 PM PDT  
APRIL 27 2017.........SUNRISE 540 AM PDT SUNSET 752 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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