420  
CDUS45 KTFX 240838  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MST SUN DEC 24 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 23 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 44 115 AM 54 1922 31 13 3  
1936  
MINIMUM 25 1154 PM -32 1983 13 12 -26  
AVERAGE 35 22 13 -11  
 
PRECIPITATION (IN)  
YESTERDAY T 0.48 1888 0.01 -0.01 0.03  
MONTH TO DATE 0.03 0.34 -0.31 0.63  
SINCE OCT 1 1.52 1.71 -0.19 3.35  
SINCE JAN 1 12.48 11.28 1.20 11.44  
 
SNOWFALL (IN)  
YESTERDAY 0.5 5.0 1924 0.3 0.2 0.3  
MONTH TO DATE 0.6 5.6 -5.0 10.4  
SINCE DEC 1 0.6 5.6 -5.0 10.4  
SINCE JUL 1 14.5 14.3 0.2 22.9  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 43 -13 76  
MONTH TO DATE 682 942 -260 1193  
SINCE DEC 1 682 942 -260 1193  
SINCE JUL 1 2243 2784 -541 3063  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 588 433 155 751    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1200 PM  
LOWEST 44 400 AM  
AVERAGE 65  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 57 1919  
MINIMUM TEMPERATURE (F) 13 -37 1983  
 
SUNRISE AND SUNSET  
DECEMBER 24 2023......SUNRISE 811 AM MST SUNSET 445 PM MST  
DECEMBER 25 2023......SUNRISE 811 AM MST SUNSET 445 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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