431  
CDUS45 KTFX 100731  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
131 AM MDT SUN AUG 10 2025  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 9 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 75 320 PM 102 1940 87 -12 81  
MINIMUM 52 532 AM 39 1995 55 -3 51  
AVERAGE 64 71 -7 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.60 1938 0.04 -0.02 0.00  
MONTH TO DATE 0.37 0.32 0.05 0.13  
SINCE OCT 1 9.73 9.72 0.01 8.71  
SINCE JAN 1 8.97 7.89 1.08 7.19  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1995 0.0 0.0 0.0  
1999  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 11 0 11 0  
SINCE JUN 1 134 167 -33 88  
SINCE JUL 1 23 23 0 2  
 
COOLING  
YESTERDAY 0 6 -6 1  
MONTH TO DATE 31 64 -33 70  
SINCE JUN 1 271 306 -35 421  
SINCE JAN 1 296 313 -17 421    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 800 AM  
LOWEST 28 300 PM  
AVERAGE 53  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 102 2003  
MINIMUM TEMPERATURE (F) 55 39 1939  
 
SUNRISE AND SUNSET  
AUGUST 10 2025........SUNRISE 620 AM MDT SUNSET 845 PM MDT  
AUGUST 11 2025........SUNRISE 622 AM MDT SUNSET 844 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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