442  
CDUS45 KTFX 220749  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
149 AM MDT TUE APR 22 2025  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR APRIL 21 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 231 PM 82 1906 58 -3 61  
1942  
MINIMUM 35 1154 PM 6 2008 34 1 31  
AVERAGE 45 46 -1 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.73 1886 0.04 -0.03 0.00  
MONTH TO DATE 0.25 0.70 -0.45 0.72  
SINCE OCT 1 3.65 3.86 -0.21 5.67  
SINCE JAN 1 2.89 2.03 0.86 4.15  
 
SNOWFALL (IN)  
YESTERDAY T 2.5 1932 0.1 -0.1 0.0  
MONTH TO DATE 1.0 2.3 -1.3 0.4  
SINCE MAR 1 1.0 6.9 -5.9 9.7  
SINCE JUL 1 36.8 36.5 0.3 57.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 19 1 19  
MONTH TO DATE 422 455 -33 372  
SINCE MAR 1 1098 1353 -255 1234  
SINCE JUL 1 6170 6847 -677 6284  
 
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 32 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1100 AM  
LOWEST 26 200 PM  
AVERAGE 58  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 83 1906  
MINIMUM TEMPERATURE (F) 34 17 1951  
1967  
1968  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 628 AM MDT SUNSET 826 PM MDT  
APRIL 23 2025.........SUNRISE 626 AM MDT SUNSET 827 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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