575  
CDUS45 KTFX 210740  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
140 AM MDT SAT OCT 21 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR OCTOBER 20 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 79 250 PM 81 1974 55 24 71  
MINIMUM 38 1155 PM 16 1984 31 7 38  
AVERAGE 59 43 16 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.53 1908 0.03 -0.03 0.00  
MONTH TO DATE 0.65 0.75 -0.10 0.52  
SINCE OCT 1 0.65 0.75 -0.10 0.52  
SINCE JAN 1 15.65 13.23 2.42 11.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.4 1996 0.2 -0.2 0.0  
MONTH TO DATE 0.0 2.7 -2.7 0.0  
SINCE SEP 1 0.0 3.5 -3.5 0.0  
SINCE JUL 1 0.0 3.8 -3.8 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 22 -16 10  
MONTH TO DATE 223 360 -137 231  
SINCE SEP 1 386 618 -232 381  
SINCE JUL 1 426 732 -306 394  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 0  
SINCE SEP 1 33 25 8 74  
SINCE JAN 1 337 308 29 535    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 12.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 1000 PM  
LOWEST 17 300 PM  
AVERAGE 45  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 80 1897  
1915  
MINIMUM TEMPERATURE (F) 31 10 1930  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 753 AM MDT SUNSET 627 PM MDT  
OCTOBER 22 2023.......SUNRISE 754 AM MDT SUNSET 625 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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