965  
CDUS45 KTFX 150737  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT TUE AUG 15 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 14 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 504 PM 101 1929 82 7 89  
MINIMUM 45 533 AM 36 1995 50 -5 54  
AVERAGE 67 66 1 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.78 1968 0.06 -0.06 0.00  
MONTH TO DATE 0.34 0.75 -0.41 0.47  
SINCE OCT 1 16.52 14.84 1.68 11.88  
SINCE JAN 1 13.84 12.39 1.45 10.12  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 22 20 2 10  
SINCE JUN 1 254 311 -57 245  
SINCE JUL 1 64 85 -21 20  
 
COOLING  
YESTERDAY 2 3 -1 7  
MONTH TO DATE 32 54 -22 100  
SINCE JUN 1 137 172 -35 265  
SINCE JAN 1 137 173 -36 265    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 300 AM  
LOWEST 16 400 PM  
AVERAGE 46  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 1990  
MINIMUM TEMPERATURE (F) 50 33 1943  
 
SUNRISE AND SUNSET  
AUGUST 15 2023........SUNRISE 615 AM MDT SUNSET 829 PM MDT  
AUGUST 16 2023........SUNRISE 616 AM MDT SUNSET 827 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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