655  
CDUS45 KTFX 090735  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 AM MDT TUE MAY 09 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 8 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 64 402 PM 88 1987 62 2 55  
MINIMUM 39 1129 PM 21 1999 36 3 36  
AVERAGE 52 49 3 46  
 
PRECIPITATION (IN)  
YESTERDAY T 0.97 1948 0.06 -0.06 0.00  
MONTH TO DATE 0.89 0.44 0.45 0.11  
SINCE OCT 1 9.90 6.27 3.63 5.56  
SINCE JAN 1 6.13 3.99 2.14 4.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1996 0.1 -0.1 0.0  
2002  
MONTH TO DATE 0.0 0.9 -0.9 0.0  
SINCE MAR 1 38.2 20.4 17.8 21.8  
SINCE JUL 1 96.2 64.8 31.4 61.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 16 -3 19  
MONTH TO DATE 75 138 -63 100  
SINCE MAR 1 1980 1774 206 1816  
SINCE JUL 1 7446 7244 202 6984  
 
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 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1200 AM  
LOWEST 32 500 PM  
AVERAGE 57  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 85 1987  
MINIMUM TEMPERATURE (F) 36 24 1990  
 
SUNRISE AND SUNSET  
MAY 9 2023...........SUNRISE 557 AM MDT SUNSET 848 PM MDT  
MAY 10 2023...........SUNRISE 555 AM MDT SUNSET 849 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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