980  
CDUS45 KTFX 120734  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT SUN MAY 12 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR MAY 11 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 81 454 PM 87 1993 65 16 66  
MINIMUM 43 548 AM 25 1968 40 3 46  
AVERAGE 62 53 9 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 1920 0.06 -0.06 0.04  
MONTH TO DATE 1.02 0.48 0.54 0.56  
SINCE OCT 1 6.74 4.66 2.08 6.88  
SINCE JAN 1 5.22 2.83 2.39 3.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1914 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 3 13 -10 9  
MONTH TO DATE 180 157 23 78  
SINCE MAR 1 1541 1669 -128 1791  
SINCE JUL 1 6591 7163 -572 7376  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 0 0 0 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 700 AM  
LOWEST 13 700 PM  
AVERAGE 44  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 92 2001  
MINIMUM TEMPERATURE (F) 40 22 1943  
 
SUNRISE AND SUNSET  
MAY 12 2024...........SUNRISE 557 AM MDT SUNSET 853 PM MDT  
MAY 13 2024...........SUNRISE 556 AM MDT SUNSET 854 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page Main Text Page