539  
CXUS55 KTFX 010920  
CLMHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
220 AM MST FRI MAR 01 2024  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 69 02/24/1995  
02/27/1932  
LOW -42 02/02/1996  
HIGHEST 56 02/29 41 15 51 02/26  
LOWEST -4 02/17 12 -16 -13 02/24  
AVG. MAXIMUM 38.4 37.2 1.2 38.4  
AVG. MINIMUM 20.2 17.2 3.0 17.3  
MEAN 29.3 27.2 2.1 27.9  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 7 7.8 -0.8 4  
DAYS MIN <= 32 24 26.0 -2.0 26  
DAYS MIN <= 0 2 3.3 -1.3 3  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 2.30 2019  
MINIMUM 0.02  
TOTALS 1.72 0.42 1.30 0.10  
DAYS >= .01 13 6.5 6.5  
DAYS >= .10 6 1.3 4.7  
DAYS >= .50 1 0.0 1.0  
DAYS >= 1.00 0 0.0 0.0  
GREATEST  
24 HR. TOTAL 0.58 02/07 TO 02/07  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 31.1 1936  
24 HR TOTAL 15.0 02/08/1943 TO 02/08/1943  
TOTALS 20.6 6.6 14.0 0.8  
SINCE 7/1 47.7 29.6 18.1  
SNOWDEPTH AVG. 4  
DAYS >= TRACE 13 5.6 7.4  
DAYS >= 1.0 5 2.5 2.5  
GREATEST  
SNOW DEPTH 10 02/16  
24 HR TOTAL 6.5 02/15 TO 02/15  
 
DEGREE DAYS  
HEATING TOTAL 1029 1058 -29 1033  
SINCE 7/1 5050 5562 -512 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 5.6  
HIGHEST WIND SPEED/DIRECTION 29/260 DATE 02/23  
HIGHEST GUST SPEED/DIRECTION 40/250 DATE 02/25  
40/180 02/28  
 
SKY COVER  
AVERAGE SKY COVER 0.66  
 
AVERAGE RH (PERCENT) 69  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 2  
LIGHT RAIN 3 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 2 SNOW 2  
LIGHT SNOW 13 SLEET 0  
FOG 17 FOG W/VIS <= 1/4 MILE 2  
HAZE 10  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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