906  
CDUS45 KTFX 192340  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MST TUE DEC 19 2023  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 19 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 49 220 PM 59 1941 32 17 -1  
2004  
MINIMUM 26 627 AM -30 1924 13 13 -7  
AVERAGE 38 22 16 -4  
 
PRECIPITATION (IN)  
TODAY 0.00 0.77 1925 0.01 -0.01 0.01  
MONTH TO DATE 0.03 0.28 -0.25 0.41  
SINCE OCT 1 1.52 1.65 -0.13 3.13  
SINCE JAN 1 12.48 11.22 1.26 11.22  
 
DEGREE DAYS  
HEATING  
TODAY 27 43 -16 69  
MONTH TO DATE 572 770 -198 869  
SINCE DEC 1 572 770 -198 869  
SINCE JUL 1 2133 2612 -479 2739  
 
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 7 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 200 AM  
LOWEST 40 200 PM  
AVERAGE 59  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 1900  
MINIMUM TEMPERATURE (F) 13 -25 1990  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 808 AM MST SUNSET 442 PM MST  
DECEMBER 20 2023......SUNRISE 809 AM MST SUNSET 442 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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