848  
CDUS46 KOTX 152345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT MON MAY 15 2023  
   
...............................
 
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 15 2023
 
 
VALID AS OF 0400 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 90 152 PM 100 1939 72 18 77  
MINIMUM 63 526 AM 35 1943 48 15 49  
AVERAGE 77 60 17 63  
 
PRECIPITATION (IN)  
TODAY T 0.65 1900 0.06 -0.06 0.20  
MONTH TO DATE 0.54 0.79 -0.25 1.32  
SINCE OCT 1 7.80 9.14 -1.34 10.11  
SINCE JAN 1 3.27 5.70 -2.43 5.69  
 
SNOWFALL (IN)  
TODAY MM 0.0 1995 0.0 MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 2  
MONTH TO DATE 59 116 -57 163  
SINCE MAR 1 1148 1131 17 1212  
SINCE JUL 1 4878 4848 30 4768  
 
COOLING  
TODAY 12 1 11 0  
MONTH TO DATE 40 11 29 0  
SINCE MAR 1 51 13 38 0  
SINCE JAN 1 51 13 38 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.0  
 
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 58  
LOWEST 25  
AVERAGE 42  
   
......................................................
 
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 96 2006  
MINIMUM TEMPERATURE (F) 48 34 1983  
 
SUNRISE AND SUNSET  
MAY 15 2023...........SUNRISE 515 AM PDT SUNSET 815 PM PDT  
MAY 16 2023...........SUNRISE 514 AM PDT SUNSET 816 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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