069  
CDUS45 KTFX 110737  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT WED MAR 11 2026  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR MARCH 10 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 228 PM 70 1983 45 -6 53  
MINIMUM 17 637 AM -24 1951 23 -6 39  
AVERAGE 28 34 -6 46  
 
PRECIPITATION (IN)  
YESTERDAY T 0.40 1921 0.01 -0.01 0.00  
MONTH TO DATE 0.26 0.14 0.12 0.02  
SINCE OCT 1 3.88 2.78 1.10 2.96  
SINCE JAN 1 1.21 0.95 0.26 2.20  
 
SNOWFALL (IN)  
YESTERDAY T 7.1 1967 0.2 -0.2 0.0  
MONTH TO DATE T 1.8 -1.8 T  
SINCE MAR 1 T 1.8 -1.8 T  
SINCE JUL 1 13.0 31.4 -18.4 35.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 31 6 19  
MONTH TO DATE 244 325 -81 240  
SINCE MAR 1 244 325 -81 240  
SINCE JUL 1 4536 5819 -1283 5312  
 
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 30 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 900 AM  
LOWEST 26 1200 PM  
AVERAGE 47  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 69 1900  
2005  
MINIMUM TEMPERATURE (F) 23 -16 1932  
1969  
 
SUNRISE AND SUNSET  
MARCH 11 2026.........SUNRISE 748 AM MDT SUNSET 728 PM MDT  
MARCH 12 2026.........SUNRISE 746 AM MDT SUNSET 730 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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