370   
CDUS45 KMSO 210737  
CLIMSO  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT THU AUG 21 2025  
   
...............................  
  
   
..THE MISSOULA MT CLIMATE SUMMARY FOR AUGUST 20 2025  
  
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         91    409 PM  99    1940  83      8       88         
  MINIMUM         56    633 AM  36    1916  49      7       50         
  AVERAGE         74                        66      8       69       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        T             0.97 1981   0.03  -0.03     0.00       
  MONTH TO DATE    0.62                      0.51   0.11     0.48       
  SINCE OCT 1     10.04                     12.83  -2.79    10.19       
  SINCE JAN 1      8.47                      9.39  -0.92     7.99       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0                                                  
  MONTH TO DATE    0.0                                                  
  SINCE JUN 1      0.0                                                  
  SINCE JUL 1      0.0                                                  
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         2     -2        0          
  MONTH TO DATE   13                        20     -7        0          
  SINCE JUN 1    135                       244   -109      157          
  SINCE JUL 1     33                        59    -26        3          
  
 COOLING                                                                
  YESTERDAY        9                         3      6        4          
  MONTH TO DATE   90                        93     -3      125          
  SINCE JUN 1    319                       267     52      406          
  SINCE JAN 1    330                       270     60      406           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (290)         
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     W (280)         
  AVERAGE WIND SPEED     6.8                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.0                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  THUNDERSTORM                                                          
  LIGHT RAIN                                                            
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    78           500 AM                                        
 LOWEST     16           400 PM                                        
 AVERAGE    47                                                          
   
......................................................  
  
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   83       100      1969                        
 MINIMUM TEMPERATURE (F)   49        36      1904                        
  
SUNRISE AND SUNSET                                                      
AUGUST 21 2025........SUNRISE   642 AM MDT   SUNSET   836 PM MDT       
AUGUST 22 2025........SUNRISE   643 AM MDT   SUNSET   834 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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