500  
CDUS45 KMSO 210838  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MST SAT DEC 21 2024  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 20 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 40 156 PM 54 2019 30 10 40  
MINIMUM 28 404 AM -20 1998 17 11 30  
AVERAGE 34 23 11 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1917 0.04 -0.04 T  
MONTH TO DATE 0.16 0.69 -0.53 0.46  
SINCE OCT 1 1.36 3.05 -1.69 2.16  
SINCE JAN 1 10.47 13.72 -3.25 13.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.5  
SINCE DEC 1 0.5  
SINCE JUL 1 0.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 42 -11 30  
MONTH TO DATE 684 800 -116 679  
SINCE DEC 1 684 800 -116 679  
SINCE JUL 1 2225 2757 -532 2294  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 474 307 167 536    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 800 AM  
LOWEST 65 200 PM  
AVERAGE 81  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 58 2019  
MINIMUM TEMPERATURE (F) 17 -25 1990  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 819 AM MST SUNSET 450 PM MST  
DECEMBER 22 2024......SUNRISE 820 AM MST SUNSET 451 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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