533  
CDUS45 KTFX 210739  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MDT TUE MAY 21 2024  
   
...............................  
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 20 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 59 451 PM 94 1897 66 -7 80  
MINIMUM 32 1229 AM 26 2021 40 -8 49  
AVERAGE 46 53 -7 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.76 1957 0.09 -0.09 0.00  
MONTH TO DATE 1.88 1.33 0.55 1.17  
SINCE OCT 1 8.81 7.16 1.65 10.18  
SINCE JAN 1 6.71 4.88 1.83 6.41  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.5 1987 0.0 0.0 0.0  
MONTH TO DATE 2.2 1.6 0.6 0.0  
SINCE MAR 1 14.5 21.1 -6.6 38.2  
SINCE JUL 1 51.8 65.5 -13.7 96.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 12 7 0  
MONTH TO DATE 320 304 16 187  
SINCE MAR 1 1959 1940 19 2092  
SINCE JUL 1 6784 7410 -626 7558  
 
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 22 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 29 400 PM  
AVERAGE 63  
   
......................................................  
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 93 1980  
MINIMUM TEMPERATURE (F) 40 24 2022  
 
SUNRISE AND SUNSET  
MAY 21 2024...........SUNRISE 541 AM MDT SUNSET 904 PM MDT  
MAY 22 2024...........SUNRISE 540 AM MDT SUNSET 905 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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