248  
CXUS55 KTFX 020011  
CLMGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
611 PM MDT SAT APR 1 2017  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1886 TO 2017  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
.........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 78 03/30/2004  
03/29/1978  
LOW -32 03/10/1932  
HIGHEST 75 03/18 49 26 68  
LOWEST 6 03/09 20 -14 10  
AVG. MAXIMUM 50.2 45.9 4.3 52.9  
AVG. MINIMUM 25.3 22.6 2.7 26.3  
MEAN 37.7 34.2 3.5 39.6  
DAYS MAX >= 90 0 0.0 0.0  
DAYS MAX <= 32 4 4.6 -0.6  
DAYS MIN <= 32 22 25.2 -3.2  
DAYS MIN <= 0 0 2.0 -2.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 2.27 1908  
MINIMUM 0.08 1916  
TOTALS 0.41 0.91 -0.50 0.50  
DAYS >= .01 8 9.3 -1.3  
DAYS >= .10 1 3.0 -2.0  
DAYS >= .50 0 0.2 -0.2  
DAYS >= 1.00 0 0.0 0.0  
GREATEST  
24 HR. TOTAL 0.21 03/09 TO 03/09  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 27.8 2005  
24 HR TOTAL MM  
TOTALS 5.6 11.9 -6.3 1.8  
SINCE 7/1 43.4 51.9 -8.5 39.7  
SNOWDEPTH AVG. 0  
DAYS >= TRACE 9 7.8 1.2  
DAYS >= 1.0 2 3.5 -1.5  
GREATEST  
SNOW DEPTH 3 03/10  
24 HR TOTAL 2.4 MM  
 
DEGREE_DAYS  
HEATING TOTAL 839 953 -114 782  
SINCE 7/1 6537 6458 79 5720  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 0    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 12.6  
HIGHEST WIND SPEED/DIRECTION 38/230 DATE 03/18  
HIGHEST GUST SPEED/DIRECTION 52/230 DATE 03/18  
 
SKY COVER  
AVERAGE SKY COVER 0.40  
 
AVERAGE RH (PERCENT) 56  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 3 FREEZING RAIN 0  
LT FREEZING RAIN 3 HAIL 0  
HEAVY SNOW 0 SNOW 1  
LIGHT SNOW 9 SLEET 0  
FOG 9 FOG W/VIS <= 1/4 MILE 2  
HAZE 3  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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