816  
CDUS45 KTFX 090806  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
206 AM MDT SUN AUG 09 2026  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 8 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 96 1991 83 MM 66  
MINIMUM MM MM 33 1896 52 MM 48  
AVERAGE MM 68 MM 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.99 2002 0.05 -0.05 0.01  
MONTH TO DATE T 0.40 -0.40 1.19  
SINCE OCT 1 16.10 14.49 1.61 13.70  
SINCE JAN 1 13.51 12.04 1.47 12.33  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 1 MM 8  
MONTH TO DATE 24 8 16 10  
SINCE JUN 1 326 299 27 255  
SINCE JUL 1 39 73 -34 61  
 
COOLING  
YESTERDAY MM 4 MM 0  
MONTH TO DATE 22 32 -10 13  
SINCE JUN 1 232 150 82 92  
SINCE JAN 1 245 151 94 95    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1940  
MINIMUM TEMPERATURE (F) 51 31 1902  
 
SUNRISE AND SUNSET  
AUGUST 9 2026........SUNRISE 607 AM MDT SUNSET 838 PM MDT  
AUGUST 10 2026........SUNRISE 609 AM MDT SUNSET 837 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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