079  
CDUS45 KTFX 172240  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT FRI MAY 17 2024  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR MAY 17 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 65 732 AM 90 2006 67 -2 68  
MINIMUM 49 241 AM 26 1943 42 7 51  
AVERAGE 57 54 3 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.84 2017 0.07 -0.07 0.08  
MONTH TO DATE 1.06 0.85 0.21 0.70  
SINCE OCT 1 6.78 5.03 1.75 7.02  
SINCE JAN 1 5.26 3.20 2.06 3.61  
 
DEGREE DAYS  
HEATING  
TODAY 8 11 -3 5  
MONTH TO DATE 202 226 -24 111  
SINCE MAR 1 1563 1738 -175 1824  
SINCE JUL 1 6613 7232 -619 7409  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 0 0 0 2  
SINCE JAN 1 0 0 0 2    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 16.3  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 200 AM  
LOWEST 22 200 PM  
AVERAGE 34  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 91 2006  
MINIMUM TEMPERATURE (F) 42 26 1903  
 
SUNRISE AND SUNSET  
MAY 17 2024...........SUNRISE 551 AM MDT SUNSET 859 PM MDT  
MAY 18 2024...........SUNRISE 550 AM MDT SUNSET 900 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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