177  
CDUS45 KTFX 180738  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MDT SAT MAY 18 2024  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 17 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1886 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 60 146 PM 87 2006 65 -5 61  
MINIMUM 36 1112 PM 26 2003 39 -3 43  
AVERAGE 48 52 -4 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.55 1949 0.08 -0.07 0.06  
MONTH TO DATE 1.80 1.07 0.73 1.17  
SINCE OCT 1 8.73 6.90 1.83 10.18  
SINCE JAN 1 6.63 4.62 2.01 6.41  
 
SNOWFALL (IN)  
YESTERDAY T 2.1 1977 0.1 -0.1 0.0  
MONTH TO DATE 2.2 1.5 0.7 0.0  
SINCE MAR 1 14.5 21.0 -6.5 38.2  
SINCE JUL 1 51.8 65.4 -13.6 96.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 13 4 13  
MONTH TO DATE 262 267 -5 169  
SINCE MAR 1 1901 1903 -2 2074  
SINCE JUL 1 6726 7373 -647 7540  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 0 0 0 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 44 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 57 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 20.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 700 AM  
LOWEST 21 200 PM  
AVERAGE 54  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 90 2006  
MINIMUM TEMPERATURE (F) 39 27 1903  
1977  
 
SUNRISE AND SUNSET  
MAY 18 2024...........SUNRISE 544 AM MDT SUNSET 900 PM MDT  
MAY 19 2024...........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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