665  
CXUS55 KTFX 010823  
CLMGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
223 AM MDT SUN APR 1 2018  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1886 TO 2018  
 
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 57 03/30 49 8 75  
LOWEST -6 03/05 20 -26 6  
AVG. MAXIMUM 40.2 45.9 -5.7 50.2  
AVG. MINIMUM 18.5 22.6 -4.1 25.3  
MEAN 29.4 34.2 -4.8 37.7  
DAYS MAX >= 90 0 0.0 0.0  
DAYS MAX <= 32 6 4.6 1.4  
DAYS MIN <= 32 31 25.2 5.8  
DAYS MIN <= 0 2 2.0 0.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 2.41 1948  
MINIMUM 0.08 1916  
TOTALS 0.97 0.91 0.06 0.41  
DAYS >= .01 9 9.3 -0.3  
DAYS >= .10 4 3.0 1.0  
DAYS >= .50 0 0.2 -0.2  
DAYS >= 1.00 0 0.0 0.0  
GREATEST  
24 HR. TOTAL 0.33 03/04 TO 03/04  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 27.8 2005  
24 HR TOTAL 13.0 03/14/1948 TO 03/14/1948  
TOTALS 12.4 11.9 0.5 5.6  
SINCE 7/1 84.7 51.9 32.8 43.4  
SNOWDEPTH AVG. 2  
DAYS >= TRACE 11 7.8 3.2  
DAYS >= 1.0 4 3.5 0.5  
GREATEST  
SNOW DEPTH 8 03/05  
24 HR TOTAL 5.2 03/04 TO 03/04  
 
DEGREE_DAYS  
HEATING TOTAL 1097 953 144 839  
SINCE 7/1 6986 6458 528 6537  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 0    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 9.3  
HIGHEST WIND SPEED/DIRECTION 46/230 DATE 03/27  
HIGHEST GUST SPEED/DIRECTION 58/230 DATE 03/27  
 
SKY COVER  
AVERAGE SKY COVER 0.40  
 
AVERAGE RH (PERCENT) 70  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 5 FREEZING RAIN 0  
LT FREEZING RAIN 2 HAIL 0  
HEAVY SNOW 2 SNOW 2  
LIGHT SNOW 10 SLEET 0  
FOG 16 FOG W/VIS <= 1/4 MILE 7  
HAZE 6  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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