997  
CDUS46 KOTX 210445  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
945 PM PDT THU JUL 20 2023  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 20 2023
 
 
VALID TODAY AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 104 407 PM 114 1931 93 11 99  
MINIMUM 65 448 AM 48 1895 62 3 60  
AVERAGE 85 77 8 80  
 
PRECIPITATION (IN)  
TODAY 0.00 0.52 1983 0.02 -0.02 0.00  
2012  
MONTH TO DATE 0.00 0.35 -0.35 0.17  
SINCE OCT 1 8.98 11.64 -2.66 14.05  
SINCE JAN 1 4.45 8.20 -3.75 9.63  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 2 -2 0  
SINCE JUN 1 21 63 -42 45  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 20 12 8 15  
MONTH TO DATE 286 197 89 208  
SINCE JUN 1 504 304 200 306  
SINCE JAN 1 634 340 294 312    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 44 600 AM  
LOWEST 12 400 PM  
AVERAGE 28  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 113 1938  
MINIMUM TEMPERATURE (F) 62 45 1882  
 
SUNRISE AND SUNSET  
JULY 20 2023..........SUNRISE 516 AM PDT SUNSET 833 PM PDT  
JULY 21 2023..........SUNRISE 517 AM PDT SUNSET 832 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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