686  
CDUS45 KTFX 200734  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT MON MAY 20 2024  
   
...............................  
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 19 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 54 402 PM 94 1919 66 -12 79  
MINIMUM 31 1157 PM 30 1918 40 -9 39  
1931  
1997  
AVERAGE 43 53 -10 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 0.61 1970 0.08 0.00 0.00  
MONTH TO DATE 1.88 1.24 0.64 1.17  
SINCE OCT 1 8.81 7.07 1.74 10.18  
SINCE JAN 1 6.71 4.79 1.92 6.41  
 
SNOWFALL (IN)  
YESTERDAY T 5.5 1903 0.1 -0.1 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 22 12 10 6  
MONTH TO DATE 301 292 9 187  
SINCE MAR 1 1940 1928 12 2092  
SINCE JUL 1 6765 7398 -633 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 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
HAIL  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1000 PM  
LOWEST 45 300 AM  
AVERAGE 67  
   
......................................................  
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 94 1897  
MINIMUM TEMPERATURE (F) 40 26 2021  
 
SUNRISE AND SUNSET  
MAY 20 2024...........SUNRISE 542 AM MDT SUNSET 903 PM MDT  
MAY 21 2024...........SUNRISE 541 AM MDT SUNSET 904 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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