891  
CDUS45 KTFX 300754  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
154 AM MDT MON OCT 30 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 29 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 30 330 PM 74 2021 51 -21 59  
MINIMUM 14 1127 PM -2 1991 28 -14 28  
AVERAGE 22 40 -18 44  
 
PRECIPITATION (IN)  
YESTERDAY T 0.49 1992 0.02 -0.02 0.00  
MONTH TO DATE 1.47 0.74 0.73 1.80  
SINCE OCT 1 1.47 0.74 0.73 1.80  
SINCE JAN 1 12.43 10.31 2.12 9.89  
 
SNOWFALL (IN)  
YESTERDAY T 4.1 1960 0.1 -0.1 0.0  
MONTH TO DATE 13.9 2.5 11.4 T  
SINCE SEP 1 13.9 2.7 11.2 T  
SINCE JUL 1 13.9 3.0 10.9 T  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 26 17 21  
MONTH TO DATE 522 553 -31 431  
SINCE SEP 1 643 763 -120 532  
SINCE JUL 1 647 826 -179 534  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 36 28 8 83  
SINCE JAN 1 588 433 155 751    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 700 AM  
LOWEST 60 400 PM  
AVERAGE 72  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 72 1990  
MINIMUM TEMPERATURE (F) 28 -8 1935  
1991  
 
SUNRISE AND SUNSET  
OCTOBER 30 2023.......SUNRISE 807 AM MDT SUNSET 616 PM MDT  
OCTOBER 31 2023.......SUNRISE 808 AM MDT SUNSET 614 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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