286  
CDUS45 KTFX 270735  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 AM MDT MON MAY 27 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR MAY 26 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 64 512 PM 88 1936 69 -5 64  
1966  
MINIMUM 47 520 AM 29 1975 45 2 52  
AVERAGE 56 57 -1 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.96 2019 0.08 -0.08 0.07  
MONTH TO DATE 1.69 1.51 0.18 1.09  
SINCE OCT 1 7.41 5.69 1.72 7.41  
SINCE JAN 1 5.89 3.86 2.03 4.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1918 0.0 0.0 0.0  
MONTH TO DATE 0.5 0.1 0.4 0.0  
SINCE MAR 1 10.2 7.6 2.6 21.6  
SINCE JUL 1 57.9 37.2 20.7 48.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 8 1 7  
MONTH TO DATE 327 311 16 136  
SINCE MAR 1 1688 1823 -135 1849  
SINCE JUL 1 6738 7317 -579 7434  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 14  
SINCE MAR 1 0 0 0 14  
SINCE JAN 1 0 0 0 14    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 1200 AM  
LOWEST 27 300 PM  
AVERAGE 43  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 1936  
1986  
MINIMUM TEMPERATURE (F) 45 27 1995  
 
SUNRISE AND SUNSET  
MAY 27 2024...........SUNRISE 541 AM MDT SUNSET 910 PM MDT  
MAY 28 2024...........SUNRISE 541 AM MDT SUNSET 911 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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