550  
CDUS45 KTFX 110738  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MDT WED OCT 11 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR OCTOBER 10 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 73 153 PM 86 1934 60 13 74  
MINIMUM 51 1159 PM 0 2019 35 16 44  
AVERAGE 62 47 15 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.65 1998 0.04 0.01 0.00  
MONTH TO DATE 0.51 0.39 0.12 0.29  
SINCE OCT 1 0.51 0.39 0.12 0.29  
SINCE JAN 1 15.51 12.87 2.64 11.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.1 1972 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE SEP 1 0.0 1.9 -1.9 0.0  
SINCE JUL 1 0.0 2.2 -2.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 18 -15 6  
MONTH TO DATE 111 158 -47 106  
SINCE SEP 1 274 416 -142 256  
SINCE JUL 1 314 530 -216 269  
 
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 23 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1100 PM  
LOWEST 31 100 PM  
AVERAGE 60  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 90 1934  
MINIMUM TEMPERATURE (F) 34 10 2009  
 
SUNRISE AND SUNSET  
OCTOBER 11 2023.......SUNRISE 738 AM MDT SUNSET 645 PM MDT  
OCTOBER 12 2023.......SUNRISE 740 AM MDT SUNSET 643 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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