020  
CDUS45 KMSO 112331  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
431 PM MST MON DEC 11 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 11 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 37 359 PM 57 1896 31 6 35  
MINIMUM 31 832 AM -15 1961 18 13 23  
1985  
AVERAGE 34 25 9 29  
 
PRECIPITATION (IN)  
TODAY 0.01 0.72 1937 0.03 -0.02 0.23  
MONTH TO DATE 0.46 0.38 0.08 0.57  
SINCE OCT 1 2.16 2.74 -0.58 1.93  
SINCE JAN 1 13.78 13.41 0.37 10.03  
 
SNOWFALL (IN)  
TODAY T  
MONTH TO DATE 5.3  
SINCE DEC 1 5.3  
SINCE JUL 1 8.4  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 31 40 -9 36  
MONTH TO DATE 338 430 -92 479  
SINCE DEC 1 338 430 -92 479  
SINCE JUL 1 1953 2387 -434 2265  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 536 307 229 609    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 0.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 PM  
LOWEST 88 300 AM  
AVERAGE 92  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 1924  
MINIMUM TEMPERATURE (F) 18 -16 1932  
 
SUNRISE AND SUNSET  
DECEMBER 11 2023......SUNRISE 812 AM MST SUNSET 447 PM MST  
DECEMBER 12 2023......SUNRISE 812 AM MST SUNSET 447 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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