312  
CDUS45 KTFX 020738  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MDT MON OCT 02 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR OCTOBER 1 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 47 220 PM 91 1992 65 -18 52  
MINIMUM 41 800 AM 9 2019 38 3 49  
AVERAGE 44 51 -7 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.46R 0.45 1914 0.04 0.42 0.29  
MONTH TO DATE 0.46 0.04 0.42 0.29  
SINCE OCT 1 0.46 0.04 0.42 0.29  
SINCE JAN 1 15.46 12.52 2.94 11.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.5 1898 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.9 -0.9 0.0  
SINCE JUL 1 0.0 1.2 -1.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 14 7 14  
MONTH TO DATE 21 14 7 14  
SINCE SEP 1 184 272 -88 164  
SINCE JUL 1 224 386 -162 177  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 29 25 4 74  
SINCE JAN 1 333 308 25 535    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 89 200 PM  
AVERAGE 95  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 86 1943  
MINIMUM TEMPERATURE (F) 38 17 2019  
 
SUNRISE AND SUNSET  
OCTOBER 2 2023.......SUNRISE 726 AM MDT SUNSET 703 PM MDT  
OCTOBER 3 2023.......SUNRISE 727 AM MDT SUNSET 701 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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