289  
CDUS45 KMSO 290837  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MST FRI DEC 29 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 28 2023
 
 
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)  
YESTERDAY  
MAXIMUM 42 307 PM 54 1965 30 12 40  
MINIMUM 23 1142 PM -14 1916 16 7 30  
AVERAGE 33 23 10 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.70 1893 0.03 -0.03 T  
MONTH TO DATE 0.51 0.97 -0.46 1.38  
SINCE OCT 1 2.21 3.33 -1.12 2.74  
SINCE JAN 1 13.83 14.00 -0.17 10.84  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 5.5  
SINCE DEC 1 5.5  
SINCE JUL 1 8.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 42 -10 30  
MONTH TO DATE 985 1136 -151 1215  
SINCE DEC 1 985 1136 -151 1215  
SINCE JUL 1 2600 3093 -493 3001  
 
COOLING  
YESTERDAY 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 6 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 0.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 300 AM  
LOWEST 55 300 PM  
AVERAGE 74  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 1897  
MINIMUM TEMPERATURE (F) 16 -28 1990  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 821 AM MST SUNSET 455 PM MST  
DECEMBER 30 2023......SUNRISE 822 AM MST SUNSET 456 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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