162  
CDUS45 KTFX 260837  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MST TUE DEC 26 2023  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 25 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 30 326 PM 54 1885 31 -1 50  
1890  
MINIMUM 9 850 AM -26 1983 12 -3 24  
AVERAGE 20 22 -2 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.00 1880 0.01 -0.01 0.00  
MONTH TO DATE 0.03 0.37 -0.34 0.68  
SINCE OCT 1 1.52 1.74 -0.22 3.40  
SINCE JAN 1 12.48 11.31 1.17 11.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.0 1880 0.2 -0.2 0.0  
MONTH TO DATE 0.6 6.1 -5.5 10.7  
SINCE DEC 1 0.6 6.1 -5.5 10.7  
SINCE JUL 1 14.5 14.8 -0.3 23.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 43 2 28  
MONTH TO DATE 769 1028 -259 1267  
SINCE DEC 1 769 1028 -259 1267  
SINCE JUL 1 2330 2870 -540 3137  
 
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 8 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 900 AM  
LOWEST 49 300 PM  
AVERAGE 71  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 61 1980  
MINIMUM TEMPERATURE (F) 12 -27 1996  
 
SUNRISE AND SUNSET  
DECEMBER 26 2023......SUNRISE 811 AM MST SUNSET 446 PM MST  
DECEMBER 27 2023......SUNRISE 811 AM MST SUNSET 447 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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