732  
CDUS45 KTFX 122240  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT TUE SEP 12 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 12 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 134 PM 92 1919 73 10 81  
MINIMUM 49 620 AM 29 1949 44 5 50  
AVERAGE 66 59 7 66  
 
PRECIPITATION (IN)  
TODAY 0.01 0.66 1978 0.04 -0.03 0.00  
MONTH TO DATE 0.86 0.55 0.31 0.15  
SINCE OCT 1 17.11 13.98 3.13 10.36  
SINCE JAN 1 13.34 11.70 1.64 9.07  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 0  
MONTH TO DATE 30 72 -42 39  
SINCE SEP 1 30 72 -42 39  
SINCE JUL 1 70 186 -116 52  
 
COOLING  
TODAY 1 1 0 1  
MONTH TO DATE 16 16 0 70  
SINCE SEP 1 16 16 0 70  
SINCE JAN 1 320 299 21 531    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 600 AM  
LOWEST 22 100 PM  
AVERAGE 48  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 1959  
MINIMUM TEMPERATURE (F) 44 27 1915  
1921  
2016  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2023.....SUNRISE 659 AM MDT SUNSET 744 PM MDT  
SEPTEMBER 13 2023.....SUNRISE 700 AM MDT SUNSET 742 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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