576  
CDUS46 KOTX 230822  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
122 AM PDT TUE MAY 23 2023  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 22 2023
 
 
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)  
YESTERDAY  
MAXIMUM 72 356 PM 97 1940 74 -2 70  
MINIMUM 52 1136 PM 32 1960 50 2 40  
AVERAGE 62 62 0 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.15 1998 0.06 -0.06 0.00  
MONTH TO DATE 0.61 1.18 -0.57 1.33  
SINCE OCT 1 7.87 9.53 -1.66 10.12  
SINCE JAN 1 3.34 6.09 -2.75 5.70  
 
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 MAR 1 1.2 0.8 0.4 0.6  
SINCE JUL 1 11.9 12.7 -0.8 18.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 5 -2 10  
MONTH TO DATE 62 153 -91 228  
SINCE MAR 1 1151 1168 -17 1277  
SINCE JUL 1 4881 4885 -4 4833  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 94 18 76 0  
SINCE MAR 1 105 20 85 0  
SINCE JAN 1 105 20 85 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 400 AM  
LOWEST 28 400 PM  
AVERAGE 46  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 98 1940  
MINIMUM TEMPERATURE (F) 50 34 1964  
2013  
 
SUNRISE AND SUNSET  
MAY 23 2023...........SUNRISE 506 AM PDT SUNSET 824 PM PDT  
MAY 24 2023...........SUNRISE 505 AM PDT SUNSET 825 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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