353  
CDUS45 KTFX 290745  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
145 AM MDT THU JUN 29 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR JUNE 28 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 75 630 PM 102 2015 79 -4 93  
MINIMUM 59 1137 PM 35 1975 51 8 57  
AVERAGE 67 65 2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 1982 0.05 -0.05 T  
MONTH TO DATE 2.97 2.11 0.86 1.18  
SINCE OCT 1 10.50 8.24 2.26 5.47  
SINCE JAN 1 7.09 6.41 0.68 4.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 1993 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 48.3 37.2 11.1 22.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 75 139 -64 117  
SINCE JUN 1 75 139 -64 117  
SINCE JUL 1 7520 7495 25 6886  
 
COOLING  
YESTERDAY 2 3 -1 10  
MONTH TO DATE 34 40 -6 55  
SINCE JUN 1 34 40 -6 55  
SINCE JAN 1 49 47 2 57    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 500 AM  
LOWEST 40 700 PM  
AVERAGE 60  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 100 2015  
MINIMUM TEMPERATURE (F) 52 33 1971  
 
SUNRISE AND SUNSET  
JUNE 29 2023..........SUNRISE 538 AM MDT SUNSET 925 PM MDT  
JUNE 30 2023..........SUNRISE 538 AM MDT SUNSET 925 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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