950  
CDUS45 KTFX 110846  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
146 AM MST MON DEC 11 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 10 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1886 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 1245 PM 67 1939 36 9 41  
MINIMUM 35 1253 AM -22 2000 17 18 23  
AVERAGE 40 27 13 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.34 1933 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.17 -0.17 0.28  
SINCE OCT 1 2.02 1.92 0.10 3.15  
SINCE JAN 1 17.02 14.40 2.62 14.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1933 0.3 -0.3 0.0  
MONTH TO DATE T 2.9 -2.9 8.0  
SINCE DEC 1 T 2.9 -2.9 8.0  
SINCE JUL 1 11.2 18.4 -7.2 30.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 38 -13 33  
MONTH TO DATE 272 372 -100 460  
SINCE DEC 1 272 372 -100 460  
SINCE JUL 1 1878 2312 -434 2344  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 337 310 27 535    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 22.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1100 PM  
LOWEST 29 1200 AM  
AVERAGE 50  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 60 1939  
1993  
MINIMUM TEMPERATURE (F) 17 -26 1932  
 
SUNRISE AND SUNSET  
DECEMBER 11 2023......SUNRISE 803 AM MST SUNSET 434 PM MST  
DECEMBER 12 2023......SUNRISE 804 AM MST SUNSET 434 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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