501  
CDUS45 KTFX 120742  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
142 AM MDT MON AUG 12 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 11 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 349 PM 98 2018 87 -4 88  
MINIMUM 52 409 AM 40 1947 54 -2 52  
1977  
1997  
AVERAGE 68 70 -2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.99 2019 0.04 -0.04 0.00  
MONTH TO DATE 0.25 0.39 -0.14 0.08  
SINCE OCT 1 8.83 9.79 -0.96 11.24  
SINCE JAN 1 7.31 7.96 -0.65 7.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1989 0.0 0.0 0.0  
1995  
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 0 1 -1 0  
MONTH TO DATE 0 2 -2 1  
SINCE JUN 1 88 169 -81 79  
SINCE JUL 1 2 25 -23 4  
 
COOLING  
YESTERDAY 3 6 -3 5  
MONTH TO DATE 76 76 0 79  
SINCE JUN 1 427 318 109 382  
SINCE JAN 1 427 325 102 397    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 32 400 PM  
AVERAGE 65  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 103 1940  
MINIMUM TEMPERATURE (F) 54 41 1987  
 
SUNRISE AND SUNSET  
AUGUST 12 2024........SUNRISE 623 AM MDT SUNSET 842 PM MDT  
AUGUST 13 2024........SUNRISE 624 AM MDT SUNSET 840 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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