778  
CDUS45 KTFX 052240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT WED AUG 05 2026  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 5 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 103 1961 84 MM 75  
MINIMUM MM MM 35 1940 52 MM 54  
AVERAGE MM 68 MM 65  
 
PRECIPITATION (IN)  
TODAY 0.00 0.35 1954 0.05 -0.05 0.03  
MONTH TO DATE T 0.25 -0.25 0.46  
SINCE OCT 1 16.10 14.34 1.76 12.97  
SINCE JAN 1 13.51 11.89 1.62 11.60  
 
DEGREE DAYS  
HEATING  
TODAY MM 1 MM 0  
MONTH TO DATE 12 5 7 0  
SINCE JUN 1 314 296 18 245  
SINCE JUL 1 27 70 -43 51  
 
COOLING  
TODAY MM 4 MM 0  
MONTH TO DATE 22 20 2 10  
SINCE JUN 1 228 138 90 89  
SINCE JAN 1 241 139 102 92    
...............................................................  
 
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) 84 102 1983  
MINIMUM TEMPERATURE (F) 52 37 1996  
 
SUNRISE AND SUNSET  
AUGUST 5 2026........SUNRISE 602 AM MDT SUNSET 845 PM MDT  
AUGUST 6 2026........SUNRISE 604 AM MDT SUNSET 843 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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