378  
CDUS45 KTFX 170740  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
140 AM MDT THU OCT 17 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 16 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 74 242 PM 80 1927 58 16 69  
1991  
MINIMUM 37 722 AM 12 1946 33 4 42  
AVERAGE 56 45 11 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.39 1908 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.42 -0.42 0.12  
SINCE OCT 1 T 0.42 -0.42 0.12  
SINCE JAN 1 9.05 9.99 -0.94 11.08  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.7 1908 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.0 -1.0 0.0  
SINCE SEP 1 0.0 1.2 -1.2 0.0  
SINCE JUL 1 0.0 1.5 -1.5 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 20 -11 9  
MONTH TO DATE 125 256 -131 178  
SINCE SEP 1 208 466 -258 299  
SINCE JUL 1 220 529 -309 303  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 72 28 44 36  
SINCE JAN 1 590 433 157 588    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 700 AM  
LOWEST 27 200 PM  
AVERAGE 50  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 80 2003  
MINIMUM TEMPERATURE (F) 33 11 1905  
1930  
 
SUNRISE AND SUNSET  
OCTOBER 17 2024.......SUNRISE 749 AM MDT SUNSET 636 PM MDT  
OCTOBER 18 2024.......SUNRISE 751 AM MDT SUNSET 635 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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