193  
CDUS45 KTFX 180745  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
145 AM MDT MON MAR 18 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR MARCH 17 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 63 434 PM 71 2007 48 15 40  
MINIMUM 30 634 AM -9 1906 25 5 16  
AVERAGE 47 37 10 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.42 1968 0.01 -0.01 0.00  
MONTH TO DATE 0.31 0.24 0.07 0.85  
SINCE OCT 1 4.35 2.88 1.47 4.76  
SINCE JAN 1 2.83 1.05 1.78 1.35  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1989 0.1 -0.1 0.0  
MONTH TO DATE 4.0 2.8 1.2 10.2  
SINCE MAR 1 4.0 2.8 1.2 10.2  
SINCE JUL 1 51.7 32.4 19.3 36.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 28 -10 37  
MONTH TO DATE 503 531 -28 652  
SINCE MAR 1 503 531 -28 652  
SINCE JUL 1 5553 6025 -472 6237  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 2.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 700 AM  
LOWEST 27 400 PM  
AVERAGE 53  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 76 2017  
MINIMUM TEMPERATURE (F) 25 -13 1943  
 
SUNRISE AND SUNSET  
MARCH 18 2024.........SUNRISE 734 AM MDT SUNSET 739 PM MDT  
MARCH 19 2024.........SUNRISE 732 AM MDT SUNSET 740 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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