488  
CDUS45 KTFX 190831  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
131 AM MST THU DEC 19 2024  
   
...............................  
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 18 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1886 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 231 PM 58 1917 35 18 56  
1979  
MINIMUM 18 1146 PM -27 1924 16 2 36  
AVERAGE 36 25 11 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.30 1990 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.30 -0.30 0.07  
SINCE OCT 1 0.60 2.05 -1.45 2.09  
SINCE JAN 1 13.35 14.53 -1.18 17.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1990 0.3 -0.3 0.0  
MONTH TO DATE T 5.2 -5.2 1.1  
SINCE DEC 1 T 5.2 -5.2 1.1  
SINCE JUL 1 2.7 20.7 -18.0 12.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 40 -11 19  
MONTH TO DATE 542 687 -145 496  
SINCE DEC 1 542 687 -145 496  
SINCE JUL 1 2111 2627 -516 2102  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 385 310 75 337    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 52 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 71 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 19.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 35 700 PM  
AVERAGE 68  
   
......................................................  
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 59 2004  
MINIMUM TEMPERATURE (F) 15 -25 1990  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 810 AM MST SUNSET 436 PM MST  
DECEMBER 20 2024......SUNRISE 810 AM MST SUNSET 437 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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