CDUS45 KTFX 222240
CLILWT

CLIMATE REPORT 
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SAT AUG 22 2026

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

...THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 22 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         MM        MM  98    1976  80     MM       71        
  MINIMUM         MM        MM  34    1992  48     MM       53        
  AVERAGE         MM                        64     MM       62       

PRECIPITATION (IN)                                                    
  TODAY            0.00          1.66 1992   0.05  -0.05     0.00     
  MONTH TO DATE    0.28                      1.20  -0.92     1.73     
  SINCE OCT 1     16.38                     15.29   1.09    14.24     
  SINCE JAN 1     13.79                     12.84   0.95    12.87     

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY           MM                         3     MM        3        
  MONTH TO DATE   35                        41     -6       21        
  SINCE JUN 1    337                       332      5      266        
  SINCE JUL 1     50                       106    -56       72        

 COOLING                                                              
  TODAY           MM                         2     MM        0        
  MONTH TO DATE   42                        75    -33       61        
  SINCE JUN 1    252                       193     59      140        
  SINCE JAN 1    265                       194     71      143        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    MM   HIGHEST WIND DIRECTION    MM            
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED    MM                                           


SKY COVER                                                             
  AVERAGE SKY COVER  MM                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    MM                                                        
 LOWEST     MM                                                        
 AVERAGE    MM                                                        

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


THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   79       101      1969                      
 MINIMUM TEMPERATURE (F)   48        33      1992                      
                                             2015                     


SUNRISE AND SUNSET                                                    
AUGUST 22 2026........SUNRISE   624 AM MDT   SUNSET   816 PM MDT     
AUGUST 23 2026........SUNRISE   626 AM MDT   SUNSET   814 PM MDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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