333  
CDUS45 KMSO 140840  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
140 AM MST THU DEC 14 2023  
   
...............................
 
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 13 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 36 344 PM 56 1924 31 5 31  
MINIMUM 18 1159 PM -25 1919 18 0 23  
AVERAGE 27 24 3 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.53 1917 0.03 -0.03 T  
MONTH TO DATE 0.47 0.44 0.03 0.59  
SINCE OCT 1 2.17 2.80 -0.63 1.95  
SINCE JAN 1 13.79 13.47 0.32 10.05  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 5.3  
SINCE DEC 1 5.3  
SINCE JUL 1 8.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 41 -3 38  
MONTH TO DATE 407 511 -104 552  
SINCE DEC 1 407 511 -104 552  
SINCE JUL 1 2022 2468 -446 2338  
 
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 13 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 54 300 PM  
AVERAGE 75  
   
......................................................
 
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 60 1924  
MINIMUM TEMPERATURE (F) 18 -23 1919  
 
SUNRISE AND SUNSET  
DECEMBER 14 2023......SUNRISE 814 AM MST SUNSET 448 PM MST  
DECEMBER 15 2023......SUNRISE 815 AM MST SUNSET 448 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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