CDUS45 KTFX 160733
CLILWT

CLIMATE REPORT 
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT FRI MAY 16 2025

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

...THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 15 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         51   1018 AM  87    1931  63    -12       67       
  MINIMUM         39   1240 AM  12    1910  37      2       36       
  AVERAGE         45                        50     -5       52     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.21          0.87 1977   0.09   0.12     0.00     
  MONTH TO DATE    1.99                      1.12   0.87     3.23     
  SINCE OCT 1      6.16                      7.22  -1.06     9.85     
  SINCE JAN 1      4.79                      4.77   0.02     7.39     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       20                        15      5       13        
  MONTH TO DATE  199                       265    -66      291        
  SINCE MAR 1   1764                      1985   -221     2014        
  SINCE JUL 1   7326                      7751   -425     7246        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    2                         0      2        0        
  SINCE MAR 1      2                         0      2        0        
  SINCE JAN 1      2                         0      2        0        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (290)       
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    NW (300)       
  AVERAGE WIND SPEED    12.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 1.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           700 AM                                      
 LOWEST     68          1000 AM                                      
 AVERAGE    83                                                        

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


THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   63        87      1988                      
 MINIMUM TEMPERATURE (F)   38        26      1986                      


SUNRISE AND SUNSET                                                    
MAY 16 2025...........SUNRISE   541 AM MDT   SUNSET   849 PM MDT     
MAY 17 2025...........SUNRISE   540 AM MDT   SUNSET   850 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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