549  
CDUS46 KOTX 210843  
CLILWS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
143 AM PDT MON APR 21 2025  
   
...............................  
 
   
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 20 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1881 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 1216 PM 88 1906 63 -1 74  
1934  
1942  
MINIMUM 42 438 AM 23 1927 41 1 36  
1951  
AVERAGE 52 52 0 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.52 1996 0.04 -0.02 0.00  
MONTH TO DATE 0.49 0.96 -0.47 1.11  
SINCE OCT 1 8.18 7.87 0.31 8.96  
SINCE JAN 1 4.41 4.43 -0.02 4.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.5 1961 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE MAR 1 0.0 0.8 -0.8 T  
SINCE JUL 1 11.6 12.7 -1.1 13.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 13 0 10  
MONTH TO DATE 262 296 -34 247  
SINCE MAR 1 765 904 -139 818  
SINCE JUL 1 4306 4621 -315 4248  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 300 AM  
LOWEST 42 1200 PM  
AVERAGE 66  
   
......................................................  
 
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 91 1906  
MINIMUM TEMPERATURE (F) 42 22 1951  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 550 AM PDT SUNSET 744 PM PDT  
APRIL 22 2025.........SUNRISE 548 AM PDT SUNSET 746 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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