107  
CDUS45 KTFX 090736  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
136 AM MDT MON OCT 09 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 8 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 76 438 PM 82 1910 62 14 65  
2020  
MINIMUM 40 700 AM 17 1985 37 3 40  
AVERAGE 58 49 9 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 1886 0.03 -0.03 0.00  
MONTH TO DATE 0.07 0.21 -0.14 0.75  
SINCE OCT 1 0.07 0.21 -0.14 0.75  
SINCE JAN 1 11.03 9.78 1.25 8.84  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.8 1919 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE SEP 1 0.0 0.6 -0.6 0.0  
SINCE JUL 1 0.0 0.9 -0.9 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 16 -9 12  
MONTH TO DATE 86 112 -26 72  
SINCE SEP 1 207 322 -115 173  
SINCE JUL 1 211 385 -174 175  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 36 28 8 83  
SINCE JAN 1 588 433 155 751    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 800 AM  
LOWEST 31 400 PM  
AVERAGE 60  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 84 1910  
1942  
MINIMUM TEMPERATURE (F) 36 6 1985  
 
SUNRISE AND SUNSET  
OCTOBER 9 2023.......SUNRISE 737 AM MDT SUNSET 653 PM MDT  
OCTOBER 10 2023.......SUNRISE 739 AM MDT SUNSET 651 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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