612  
CDUS45 KTFX 160734  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 15 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 78 503 PM 93 1897 65 13 71  
MINIMUM 44 321 AM 28 1929 38 6 36  
AVERAGE 61 51 10 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.75 1902 0.07 -0.07 0.00  
MONTH TO DATE 1.05 0.91 0.14 0.81  
SINCE OCT 1 10.06 6.74 3.32 6.26  
SINCE JAN 1 6.29 4.46 1.83 4.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.1 1955 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.4 -1.4 0.0  
SINCE MAR 1 38.2 20.9 17.3 21.8  
SINCE JUL 1 96.2 65.3 30.9 61.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 14 -10 11  
MONTH TO DATE 156 241 -85 235  
SINCE MAR 1 2061 1877 184 1951  
SINCE JUL 1 7527 7347 180 7119  
 
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 14 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 37 400 PM  
AVERAGE 65  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 92 1988  
MINIMUM TEMPERATURE (F) 39 30 1942  
1974  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 547 AM MDT SUNSET 857 PM MDT  
MAY 17 2023...........SUNRISE 546 AM MDT SUNSET 858 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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