013  
CDUS45 KTFX 130737  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 12 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 84 103 PM 105 1940 85 -1 97  
MINIMUM 51 354 AM 38 1966 51 0 61  
AVERAGE 68 68 0 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.56 1974 0.04 0.00 0.05  
MONTH TO DATE 0.43 0.41 0.02 0.07  
SINCE OCT 1 16.05 12.62 3.43 9.88  
SINCE JAN 1 12.28 10.34 1.94 8.59  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE JUN 1 0.0 0.4 -0.4 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 5 12 -7 1  
SINCE JUN 1 177 253 -76 192  
SINCE JUL 1 31 60 -29 10  
 
COOLING  
YESTERDAY 3 4 -1 14  
MONTH TO DATE 52 64 -12 113  
SINCE JUN 1 207 224 -17 338  
SINCE JAN 1 212 227 -15 338    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1100 PM  
LOWEST 22 100 PM  
AVERAGE 55  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 99 2015  
MINIMUM TEMPERATURE (F) 51 40 1896  
1918  
2005  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 619 AM MDT SUNSET 841 PM MDT  
AUGUST 14 2023........SUNRISE 620 AM MDT SUNSET 839 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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