515  
CDUS45 KTFX 100740  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
140 AM MDT TUE SEP 10 2024  
   
...............................  
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 9 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 89 138 PM 92 1981 75 14 72  
MINIMUM 58 1048 PM 31 1992 45 13 44  
AVERAGE 74 60 14 58  
 
PRECIPITATION (IN)  
YESTERDAY T 0.62 1965 0.04 -0.04 0.00  
MONTH TO DATE 0.03 0.42 -0.39 0.85  
SINCE OCT 1 13.08 13.85 -0.77 17.10  
SINCE JAN 1 10.98 11.57 -0.59 13.33  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1989 0.0 0.0 0.0  
2014  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 T 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 7  
MONTH TO DATE 1 51 -50 22  
SINCE SEP 1 1 51 -50 22  
SINCE JUL 1 52 165 -113 62  
 
COOLING  
YESTERDAY 9 1 8 0  
MONTH TO DATE 43 13 30 15  
SINCE SEP 1 43 13 30 15  
SINCE JAN 1 367 296 71 319    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 40 700 AM  
LOWEST 20 400 PM  
AVERAGE 30  
   
......................................................  
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 91 1935  
1966  
MINIMUM TEMPERATURE (F) 44 29 1921  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2024.....SUNRISE 657 AM MDT SUNSET 746 PM MDT  
SEPTEMBER 11 2024.....SUNRISE 658 AM MDT SUNSET 744 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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