521  
CDUS45 KTFX 130733  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MDT WED AUG 13 2025  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 12 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 95 325 PM 103 1940 86 9 86  
MINIMUM 56 554 AM 41 1987 54 2 55  
AVERAGE 76 70 6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.71 1965 0.03 -0.03 T  
MONTH TO DATE 0.37 0.42 -0.05 0.25  
SINCE OCT 1 9.73 9.82 -0.09 8.83  
SINCE JAN 1 8.97 7.99 0.98 7.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1949 0.1 -0.1 0.0  
1995  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 11 3 8 0  
SINCE JUN 1 134 170 -36 88  
SINCE JUL 1 23 26 -3 2  
 
COOLING  
YESTERDAY 11 6 5 6  
MONTH TO DATE 52 82 -30 82  
SINCE JUN 1 292 324 -32 433  
SINCE JAN 1 317 331 -14 433    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 600 AM  
LOWEST 15 500 PM  
AVERAGE 46  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 98 2015  
MINIMUM TEMPERATURE (F) 54 39 1942  
 
SUNRISE AND SUNSET  
AUGUST 13 2025........SUNRISE 624 AM MDT SUNSET 841 PM MDT  
AUGUST 14 2025........SUNRISE 625 AM MDT SUNSET 839 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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