539  
CDUS45 KTFX 110742  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
142 AM MDT SAT OCT 11 2025  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 10 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 426 PM 87 2015 61 15 69  
MINIMUM 36 646 AM 9 2009 36 0 48  
AVERAGE 56 48 8 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.81 1911 0.02 -0.02 0.00  
MONTH TO DATE 0.41 0.26 0.15 T  
SINCE OCT 1 0.41 0.26 0.15 T  
SINCE JAN 1 11.63 9.83 1.80 9.05  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.5 1969 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.5 -0.5 0.0  
SINCE SEP 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 0.0 1.0 -1.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 17 -8 6  
MONTH TO DATE 130 145 -15 76  
SINCE SEP 1 202 355 -153 159  
SINCE JUL 1 228 418 -190 171  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 36 28 8 72  
SINCE JAN 1 467 433 34 590    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 700 AM  
LOWEST 31 500 PM  
AVERAGE 62  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 83 1995  
MINIMUM TEMPERATURE (F) 36 14 2009  
 
SUNRISE AND SUNSET  
OCTOBER 11 2025.......SUNRISE 741 AM MDT SUNSET 648 PM MDT  
OCTOBER 12 2025.......SUNRISE 742 AM MDT SUNSET 646 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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