266  
CDUS45 KTFX 100844  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
144 AM MST WED JAN 10 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR JANUARY 9 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 41 1118 AM 60 1953 32 9 38  
MINIMUM 21 106 AM -31 1888 13 8 22  
AVERAGE 31 22 9 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.57 1971 0.01 0.01 T  
MONTH TO DATE 0.04 0.12 -0.08 0.13  
SINCE OCT 1 1.56 1.95 -0.39 3.54  
SINCE JAN 1 0.04 0.12 -0.08 0.13  
 
SNOWFALL (IN)  
YESTERDAY 0.8 9.3 1971 0.2 0.6 0.1  
MONTH TO DATE 1.3 2.1 -0.8 1.6  
SINCE DEC 1 1.9 9.8 -7.9 12.3  
SINCE JUL 1 15.8 18.5 -2.7 24.8  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 43 -9 35  
MONTH TO DATE 343 387 -44 362  
SINCE DEC 1 1356 1677 -321 1805  
SINCE JUL 1 2917 3519 -602 3675  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 14.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 1200 PM  
LOWEST 40 600 PM  
AVERAGE 64  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 56 1923  
1990  
MINIMUM TEMPERATURE (F) 13 -30 1909  
 
SUNRISE AND SUNSET  
JANUARY 10 2024.......SUNRISE 811 AM MST SUNSET 501 PM MST  
JANUARY 11 2024.......SUNRISE 810 AM MST SUNSET 502 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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