546  
CDUS45 KTFX 300744  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
144 AM MDT SAT AUG 30 2025  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 29 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 80 238 PM 99 2005 80 0 81  
MINIMUM 54 554 AM 37 1907 49 5 51  
1975  
AVERAGE 67 65 2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 0.91 1910 0.03 0.05 0.00  
MONTH TO DATE 2.02 0.97 1.05 0.76  
SINCE OCT 1 11.38 10.37 1.01 9.34  
SINCE JAN 1 10.62 8.54 2.08 7.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1994 0.0 0.0 0.0  
1995  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE JUN 1 0.0 0.3 -0.3 0.0  
SINCE JUL 1 0.0 0.3 -0.3 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 14 32 -18 10  
SINCE JUN 1 137 199 -62 98  
SINCE JUL 1 26 55 -29 12  
 
COOLING  
YESTERDAY 2 3 -1 1  
MONTH TO DATE 157 152 5 158  
SINCE JUN 1 397 394 3 509  
SINCE JAN 1 422 401 21 509    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 AM  
LOWEST 33 200 PM  
AVERAGE 65  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 1999  
MINIMUM TEMPERATURE (F) 49 34 1880  
1910  
1993  
 
SUNRISE AND SUNSET  
AUGUST 30 2025........SUNRISE 646 AM MDT SUNSET 810 PM MDT  
AUGUST 31 2025........SUNRISE 647 AM MDT SUNSET 808 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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