221  
CDUS45 KTFX 172240  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT MON JUL 17 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR JULY 17 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 223 PM 102 1936 85 6 102  
2022  
MINIMUM 69 504 AM 37 1999 52 17 64  
AVERAGE 80 69 11 83  
 
PRECIPITATION (IN)  
TODAY 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  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 15 5 10 18  
MONTH TO DATE 57 59 -2 96  
SINCE JUN 1 68 83 -15 116  
SINCE JAN 1 73 86 -13 116    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 14.2  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 49 500 AM  
LOWEST 17 300 PM  
AVERAGE 33  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 1960  
2003  
MINIMUM TEMPERATURE (F) 52 38 1895  
 
SUNRISE AND SUNSET  
JULY 17 2023..........SUNRISE 546 AM MDT SUNSET 917 PM MDT  
JULY 18 2023..........SUNRISE 547 AM MDT SUNSET 916 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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