550  
CDUS45 KTFX 180739  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MDT TUE JUL 18 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR JULY 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1886 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 314 PM 102 1936 85 6 102  
2022  
MINIMUM 57 1155 PM 37 1999 52 5 64  
AVERAGE 74 69 5 83  
 
PRECIPITATION (IN)  
YESTERDAY T 1.32 1915 0.03 -0.03 T  
MONTH TO DATE 0.55 0.77 -0.22 1.22  
SINCE OCT 1 15.55 11.75 3.80 9.58  
SINCE JAN 1 11.78 9.47 2.31 8.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE JUN 1 T 0.3 -0.3 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 18 38 -20 9  
SINCE JUN 1 164 231 -67 191  
SINCE JUL 1 18 38 -20 9  
 
COOLING  
YESTERDAY 9 5 4 18  
MONTH TO DATE 51 59 -8 96  
SINCE JUN 1 62 83 -21 116  
SINCE JAN 1 67 86 -19 116    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 14.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 49 500 AM  
LOWEST 15 400 PM  
AVERAGE 32  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 1960  
2003  
MINIMUM TEMPERATURE (F) 52 38 1895  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 547 AM MDT SUNSET 916 PM MDT  
JULY 19 2023..........SUNRISE 548 AM MDT SUNSET 915 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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