318  
CDUS46 KOTX 200832  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
1232 AM PST THU FEB 20 2020  
 
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR FEBRUARY 19 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1881 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 345 PM 64 1982 47 -2 29  
1965  
MINIMUM 25 608 AM 3 1882 31 -6 24  
AVERAGE 35 39 -4 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.24 1949 0.03 -0.03 0.12  
MONTH TO DATE 2.16 0.52 1.64 2.25  
SINCE OCT 1 6.66 4.71 1.95 6.04  
SINCE JAN 1 3.77 1.60 2.17 2.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1949 0.1 -0.1 2.4  
MONTH TO DATE 0.5 1.6 -1.1 12.1  
SINCE DEC 1 10.7 7.5 3.2 12.6  
SINCE JUL 1 11.5 9.3 2.2 12.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 26 4 38  
MONTH TO DATE 478 513 -35 627  
SINCE DEC 1 2065 2392 -327 2325  
SINCE JUL 1 3458 3632 -174 3488  
 
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 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.2  
 
 
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 84 400 AM  
LOWEST 40 300 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 70 1995  
MINIMUM TEMPERATURE (F) 31 11 2018  
 
 
SUNRISE AND SUNSET  
FEBRUARY 20 2020......SUNRISE 644 AM PST SUNSET 520 PM PST  
FEBRUARY 21 2020......SUNRISE 642 AM PST SUNSET 522 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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