361  
CDUS45 KTFX 092240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SUN AUG 09 2026  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 9 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM MM MM 100 1940 83 MM 70  
MINIMUM MM MM 31 1902 51 MM 49  
AVERAGE MM 67 MM 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.62 1939 0.06 -0.06 T  
MONTH TO DATE T 0.46 -0.46 1.19  
SINCE OCT 1 16.10 14.55 1.55 13.70  
SINCE JAN 1 13.51 12.10 1.41 12.33  
 
DEGREE DAYS  
HEATING  
TODAY MM 2 MM 5  
MONTH TO DATE 24 10 14 15  
SINCE JUN 1 326 301 25 260  
SINCE JUL 1 39 75 -36 66  
 
COOLING  
TODAY MM 4 MM 0  
MONTH TO DATE 22 36 -14 13  
SINCE JUN 1 232 154 78 92  
SINCE JAN 1 245 155 90 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 TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 2003  
MINIMUM TEMPERATURE (F) 51 33 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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