523  
CDUS45 KTFX 280739  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MDT FRI APR 28 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR APRIL 27 2023
 
 
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)  
YESTERDAY  
MAXIMUM 58 1231 AM 83 1987 60 -2 55  
MINIMUM 38 1120 PM 15 1907 35 3 32  
AVERAGE 48 48 0 44  
 
PRECIPITATION (IN)  
YESTERDAY T 0.51 1999 0.04 -0.04 0.01  
MONTH TO DATE 1.04 0.91 0.13 0.31  
SINCE OCT 1 6.32 4.07 2.25 2.72  
SINCE JAN 1 2.91 2.24 0.67 1.29  
 
SNOWFALL (IN)  
YESTERDAY T 5.0 1886 0.0 0.0 0.0  
MONTH TO DATE 5.5 2.7 2.8 1.3  
SINCE MAR 1 21.6 7.3 14.3 1.6  
SINCE JUL 1 48.3 36.9 11.4 22.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 17 0 21  
MONTH TO DATE 595 563 32 716  
SINCE MAR 1 1690 1461 229 1514  
SINCE JUL 1 7275 6955 320 6325  
 
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 35 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 1100 AM  
LOWEST 32 1200 AM  
AVERAGE 52  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 85 2018  
MINIMUM TEMPERATURE (F) 36 10 1907  
 
SUNRISE AND SUNSET  
APRIL 28 2023.........SUNRISE 618 AM MDT SUNSET 833 PM MDT  
APRIL 29 2023.........SUNRISE 617 AM MDT SUNSET 835 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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