771  
CDUS45 KTFX 182240  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT WED SEP 18 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 18 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 62 259 PM 91 1966 73 -11 84  
MINIMUM 56 827 AM 19 1965 44 12 51  
AVERAGE 59 58 1 68  
 
PRECIPITATION (IN)  
TODAY 0.04 2.10 1882 0.03 0.01 0.00  
MONTH TO DATE 1.23 0.60 0.63 1.22  
SINCE OCT 1 10.57 11.04 -0.47 12.89  
SINCE JAN 1 9.05 9.21 -0.16 9.48  
 
DEGREE DAYS  
HEATING  
TODAY 6 7 -1 0  
MONTH TO DATE 38 95 -57 15  
SINCE SEP 1 38 95 -57 15  
SINCE JUL 1 50 158 -108 19  
 
COOLING  
TODAY 0 1 -1 3  
MONTH TO DATE 62 26 36 34  
SINCE SEP 1 62 26 36 34  
SINCE JAN 1 580 431 149 586    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 58 300 PM  
AVERAGE 76  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 94 2009  
MINIMUM TEMPERATURE (F) 44 25 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 711 AM MDT SUNSET 732 PM MDT  
SEPTEMBER 19 2024.....SUNRISE 712 AM MDT SUNSET 730 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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