838  
CDUS46 KOTX 192345  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
445 PM PDT SUN MAY 19 2024  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 19 2024  
 
VALID AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 1251 PM 92 2023 73 -7 92  
MINIMUM 48 434 AM 36 1896 49 -1 59  
AVERAGE 57 61 -4 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.56 1885 0.06 -0.06 0.00  
MONTH TO DATE 0.60 1.01 -0.41 0.55  
SINCE OCT 1 9.75 9.36 0.39 7.81  
SINCE JAN 1 5.34 5.92 -0.58 3.28  
 
SNOWFALL (IN)  
TODAY MM T 1927 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 0.8 -0.8 1.2  
SINCE JUL 1 13.3 12.7 0.6 11.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 8 5 3 0  
MONTH TO DATE 116 138 -22 59  
SINCE MAR 1 1052 1153 -101 1148  
SINCE JUL 1 4482 4870 -388 4878  
 
COOLING  
TODAY 0 1 -1 11  
MONTH TO DATE 18 15 3 68  
SINCE MAR 1 18 17 1 79  
SINCE JAN 1 18 17 1 79    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54  
LOWEST 29  
AVERAGE 42  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 95 2023  
MINIMUM TEMPERATURE (F) 49 37 1927  
 
SUNRISE AND SUNSET  
MAY 19 2024...........SUNRISE 510 AM PDT SUNSET 820 PM PDT  
MAY 20 2024...........SUNRISE 509 AM PDT SUNSET 821 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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