Weather Service Report


647 
CDUS46 KOTX 180829
CLILWS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SPOKANE WA
129 AM PDT FRI JUL 18 2025

...................................

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 17 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         96    314 PM 112    1941  92      4      100       
  MINIMUM         61    426 AM  49    1982  62     -1       67       
  AVERAGE         79                        77      2       84     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.81 1958   0.01  -0.01      T       
  MONTH TO DATE    0.00                      0.31  -0.31      T       
  SINCE OCT 1      8.86                     11.60  -2.74    10.60     
  SINCE JAN 1      5.09                      8.16  -3.07     6.19     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  1995   0.0    0.0      0.0      
                                      2000                           
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE JUN 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         2     -2        0        
  SINCE JUN 1     15                        63    -48       28        
  SINCE JUL 1      0                         2     -2        0        

 COOLING                                                              
  YESTERDAY       14                        12      2       19        
  MONTH TO DATE  248                       161     87      287        
  SINCE JUN 1    455                       268    187      440        
  SINCE JAN 1    507                       304    203      463        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (310)       
  AVERAGE WIND SPEED     6.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    52           600 AM                                      
 LOWEST     17           300 PM                                      
 AVERAGE    35                                                        

..........................................................


THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   92       110      1918                      
 MINIMUM TEMPERATURE (F)   62        44      1897                      


SUNRISE AND SUNSET                                                    
JULY 18 2025..........SUNRISE   514 AM PDT   SUNSET   834 PM PDT     
JULY 19 2025..........SUNRISE   515 AM PDT   SUNSET   833 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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Western Regional Climate Center, wrcc@dri.edu