675  
CDUS45 KTFX 210734  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT FRI APR 21 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR APRIL 20 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 31 517 PM 89 1980 56 -25 46  
MINIMUM 27 1148 PM -1 2008 31 -4 28  
AVERAGE 29 43 -14 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 1.69 1973 0.07 0.05 0.00  
MONTH TO DATE 2.22 1.13 1.09 0.74  
SINCE OCT 1 8.85 5.23 3.62 4.47  
SINCE JAN 1 5.08 2.95 2.13 3.18  
 
SNOWFALL (IN)  
YESTERDAY 0.6 16.5 1973 0.3 0.3 0.0  
MONTH TO DATE 20.8 6.9 13.9 12.2  
SINCE MAR 1 38.2 17.0 21.2 17.3  
SINCE JUL 1 96.2 61.4 34.8 57.2  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 22 14 28  
MONTH TO DATE 505 476 29 625  
SINCE MAR 1 1706 1434 272 1506  
SINCE JUL 1 7172 6904 268 6674  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 75 500 PM  
AVERAGE 88  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 80 1942  
MINIMUM TEMPERATURE (F) 31 -8 2008  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 626 AM MDT SUNSET 823 PM MDT  
APRIL 22 2023.........SUNRISE 624 AM MDT SUNSET 825 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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