667  
CDUS45 KTFX 190730  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
129 AM MDT SUN MAY 19 2019  
 
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 18 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1886 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 43 242 PM 90 2006 65 -22 45  
MINIMUM 32 848 AM 27 1977 39 -7 44  
1903  
AVERAGE 38 52 -14 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.28 1.63 1959 0.09 0.19 0.67  
MONTH TO DATE 1.15 1.15 0.00 2.55  
SINCE OCT 1 8.87 6.46 2.41 9.64  
SINCE JAN 1 7.19 4.46 2.73 6.78  
 
SNOWFALL (IN)  
YESTERDAY 0.3 4.3 2003 0.1 0.2 0.0  
MONTH TO DATE 1.9 2.0 -0.1 0.0  
SINCE MAR 1 11.5 22.5 -11.0 32.6  
SINCE JUL 1 76.4 62.5 13.9 104.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 13 14 20  
MONTH TO DATE 296 274 22 183  
SINCE MAR 1 2211 1886 325 2070  
SINCE JUL 1 8243 7391 852 7959  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 0 1 -1 2  
SINCE JAN 1 0 1 -1 2    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 9.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 92 1000 AM  
AVERAGE 96  
   
......................................................
 
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 94 1919  
MINIMUM TEMPERATURE (F) 40 30 1997  
1931  
1918  
 
 
SUNRISE AND SUNSET  
MAY 19 2019...........SUNRISE 544 AM MDT SUNSET 901 PM MDT  
MAY 20 2019...........SUNRISE 543 AM MDT SUNSET 902 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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