379  
CDUS45 KTFX 040740  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
140 AM MDT SAT OCT 04 2025  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 3 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 65 135 PM 85 1963 65 0 63  
2011  
MINIMUM 49 705 AM 18 1999 39 10 37  
AVERAGE 57 52 5 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.48 2005 0.03 0.02 0.00  
MONTH TO DATE 0.07 0.08 -0.01 0.00  
SINCE OCT 1 0.07 0.08 -0.01 0.00  
SINCE JAN 1 11.29 9.65 1.64 9.05  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.8 1916 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.3 -0.3 0.0  
SINCE JUL 1 0.0 0.6 -0.6 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 13 -5 15  
MONTH TO DATE 18 38 -20 33  
SINCE SEP 1 90 248 -158 116  
SINCE JUL 1 116 311 -195 128  
 
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 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 700 AM  
LOWEST 48 200 PM  
AVERAGE 67  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 89 2024  
MINIMUM TEMPERATURE (F) 38 21 1898  
 
SUNRISE AND SUNSET  
OCTOBER 4 2025.......SUNRISE 731 AM MDT SUNSET 701 PM MDT  
OCTOBER 5 2025.......SUNRISE 732 AM MDT SUNSET 659 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page Main Text Page