973  
CDUS45 KTFX 010735  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 AM MDT MON SEP 01 2025  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 31 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 86 520 PM 97 2022 80 6 90  
MINIMUM 53 626 AM 32 1956 49 4 51  
AVERAGE 70 64 6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.06 1986 0.03 -0.03 0.00  
MONTH TO DATE 2.02 1.04 0.98 0.76  
SINCE OCT 1 11.38 10.44 0.94 9.34  
SINCE JAN 1 10.62 8.61 2.01 7.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1995 0.0 0.0 0.0  
1999  
2001  
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 38 -24 10  
SINCE JUN 1 137 205 -68 98  
SINCE JUL 1 26 61 -35 12  
 
COOLING  
YESTERDAY 5 2 3 6  
MONTH TO DATE 166 156 10 167  
SINCE JUN 1 406 398 8 518  
SINCE JAN 1 431 405 26 518    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 700 AM  
LOWEST 18 400 PM  
AVERAGE 48  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 96 1967  
MINIMUM TEMPERATURE (F) 49 33 1930  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 648 AM MDT SUNSET 806 PM MDT  
SEPTEMBER 2 2025.....SUNRISE 650 AM MDT SUNSET 804 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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