884  
CDUS45 KTFX 170736  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
136 AM MDT WED MAY 17 2023  
   
...............................
 
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 16 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 81 307 PM 92 1988 65 16 75  
MINIMUM 50 1159 PM 30 1942 39 11 45  
1974  
AVERAGE 66 52 14 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.71 1894 0.08 -0.02 0.04  
MONTH TO DATE 1.11 0.99 0.12 0.85  
SINCE OCT 1 10.12 6.82 3.30 6.30  
SINCE JAN 1 6.35 4.54 1.81 5.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.5 1955 0.0 0.0 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 0 13 -13 5  
MONTH TO DATE 156 254 -98 240  
SINCE MAR 1 2061 1890 171 1956  
SINCE JUL 1 7527 7360 167 7124  
 
COOLING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 200 AM  
LOWEST 31 300 PM  
AVERAGE 50  
   
......................................................
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 87 2006  
MINIMUM TEMPERATURE (F) 39 26 2003  
 
SUNRISE AND SUNSET  
MAY 17 2023...........SUNRISE 546 AM MDT SUNSET 858 PM MDT  
MAY 18 2023...........SUNRISE 545 AM MDT SUNSET 859 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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