865  
CDUS45 KTFX 270749  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
149 AM MDT WED SEP 27 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 26 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 82 148 PM 89 1963 67 15 82  
MINIMUM 57 1159 PM 20 1934 40 17 42  
AVERAGE 70 54 16 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.65 1929 0.04 -0.04 0.00  
MONTH TO DATE 2.49 1.16 1.33 0.93  
SINCE OCT 1 18.74 14.59 4.15 11.14  
SINCE JAN 1 14.97 12.31 2.66 9.85  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.2 1984 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.5 -0.5 0.0  
SINCE SEP 1 0.0 0.5 -0.5 0.0  
SINCE JUL 1 0.0 0.8 -0.8 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 12 -12 3  
MONTH TO DATE 112 206 -94 134  
SINCE SEP 1 112 206 -94 134  
SINCE JUL 1 152 320 -168 147  
 
COOLING  
YESTERDAY 5 0 5 0  
MONTH TO DATE 29 24 5 70  
SINCE SEP 1 29 24 5 70  
SINCE JAN 1 333 307 26 531    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 47 1000 PM  
LOWEST 17 300 PM  
AVERAGE 32  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 91 1963  
MINIMUM TEMPERATURE (F) 40 23 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2023.....SUNRISE 719 AM MDT SUNSET 713 PM MDT  
SEPTEMBER 28 2023.....SUNRISE 720 AM MDT SUNSET 711 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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