995  
CDUS45 KTFX 200737  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT FRI SEP 20 2024  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 19 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 73 350 PM 92 2009 70 3 69  
MINIMUM 47 607 AM 26 1957 42 5 38  
AVERAGE 60 56 4 54  
 
PRECIPITATION (IN)  
YESTERDAY T 1.51 1925 0.05 -0.05 0.00  
MONTH TO DATE 1.80 0.86 0.94 0.86  
SINCE OCT 1 14.85 14.29 0.56 17.11  
SINCE JAN 1 12.75 12.01 0.74 13.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 1983 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 T 0.5 -0.5 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 9 -4 11  
MONTH TO DATE 70 131 -61 49  
SINCE SEP 1 70 131 -61 49  
SINCE JUL 1 121 245 -124 89  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 43 23 20 24  
SINCE SEP 1 43 23 20 24  
SINCE JAN 1 367 306 61 328    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 35 500 PM  
AVERAGE 66  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 93 1917  
MINIMUM TEMPERATURE (F) 42 24 1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 710 AM MDT SUNSET 726 PM MDT  
SEPTEMBER 21 2024.....SUNRISE 712 AM MDT SUNSET 724 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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