825  
CDUS45 KMSO 230847  
CLIMSO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
147 AM MST SAT DEC 23 2023  
   
...............................  
 
   
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 22 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 38 1159 PM 54 1936 30 8 -5  
MINIMUM 24 338 AM -28 1990 17 7 -19  
AVERAGE 31 23 8 -12  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.77 1933 0.04 0.00 0.00  
MONTH TO DATE 0.51 0.76 -0.25 1.01  
SINCE OCT 1 2.21 3.12 -0.91 2.37  
SINCE JAN 1 13.83 13.79 0.04 10.47  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE 5.4  
SINCE DEC 1 5.4  
SINCE JUL 1 8.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 42 -8 77  
MONTH TO DATE 741 884 -143 981  
SINCE DEC 1 741 884 -143 981  
SINCE JUL 1 2356 2841 -485 2767  
 
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 12 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 82 1100 PM  
AVERAGE 91  
   
......................................................  
 
THE MISSOULA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 54 1936  
MINIMUM TEMPERATURE (F) 17 -30 1983  
 
SUNRISE AND SUNSET  
DECEMBER 23 2023......SUNRISE 820 AM MST SUNSET 451 PM MST  
DECEMBER 24 2023......SUNRISE 820 AM MST SUNSET 452 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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