562  
CDUS45 KTFX 270749  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
149 AM MDT WED SEP 27 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 26 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 319 PM 88 1952 69 13 82  
MINIMUM 52 613 AM 20 1900 42 10 46  
AVERAGE 67 55 12 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.62 1947 0.02 -0.02 0.00  
MONTH TO DATE 2.68 0.84 1.84 0.93  
SINCE OCT 1 14.35 11.28 3.07 8.50  
SINCE JAN 1 10.94 9.45 1.49 7.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.3 1984 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 1  
MONTH TO DATE 71 166 -95 88  
SINCE SEP 1 71 166 -95 88  
SINCE JUL 1 75 229 -154 90  
 
COOLING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 36 27 9 81  
SINCE SEP 1 36 27 9 81  
SINCE JAN 1 588 432 156 749    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 600 AM  
LOWEST 22 200 PM  
AVERAGE 43  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 88 1963  
MINIMUM TEMPERATURE (F) 41 23 1961  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2023.....SUNRISE 721 AM MDT SUNSET 716 PM MDT  
SEPTEMBER 28 2023.....SUNRISE 723 AM MDT SUNSET 714 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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