046  
CDUS45 KTFX 132340  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MST WED DEC 13 2023  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 13 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 33 359 PM 58 1924 33 0 24  
MINIMUM 13 813 AM -22 1919 14 -1 7  
AVERAGE 23 24 -1 16  
 
PRECIPITATION (IN)  
TODAY 0.00 0.48 1917 0.02 -0.02 0.00  
MONTH TO DATE 0.03 0.20 -0.17 0.26  
SINCE OCT 1 1.52 1.57 -0.05 2.98  
SINCE JAN 1 12.48 11.14 1.34 11.07  
 
DEGREE DAYS  
HEATING  
TODAY 42 42 0 49  
MONTH TO DATE 363 517 -154 554  
SINCE DEC 1 363 517 -154 554  
SINCE JUL 1 1924 2359 -435 2424  
 
COOLING  
TODAY 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 5 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 1.1  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 1200 AM  
LOWEST 75 300 PM  
AVERAGE 80  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 63 1924  
MINIMUM TEMPERATURE (F) 14 -20 1926  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 804 AM MST SUNSET 440 PM MST  
DECEMBER 14 2023......SUNRISE 805 AM MST SUNSET 441 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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