475  
CDUS45 KTFX 052240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SAT SEP 05 2026  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 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 97 2020 75 MM 68  
MINIMUM MM MM 28 1956 45 MM 32  
AVERAGE MM 60 MM 50  
 
PRECIPITATION (IN)  
TODAY 0.00 0.97 1937 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.24 -0.24 0.00  
SINCE OCT 1 16.48 16.02 0.46 14.89  
SINCE JAN 1 13.89 13.57 0.32 13.52  
 
DEGREE DAYS  
HEATING  
TODAY MM 6 MM 15  
MONTH TO DATE MM 30 MM 27  
SINCE SEP 1 MM 30 MM 27  
SINCE JUL 1 53 176 -123 101  
 
COOLING  
TODAY MM 1 MM 0  
MONTH TO DATE MM 6 MM 9  
SINCE SEP 1 MM 6 MM 9  
SINCE JAN 1 312 216 96 161    
...............................................................  
 
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) 74 94 1988  
MINIMUM TEMPERATURE (F) 44 21 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2026.....SUNRISE 643 AM MDT SUNSET 749 PM MDT  
SEPTEMBER 6 2026.....SUNRISE 644 AM MDT SUNSET 747 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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