518  
CDUS45 KTFX 012240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT FRI SEP 01 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 1 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 230 PM 97 1991 76 7 91  
MINIMUM 47 335 AM 26 1930 46 1 54  
AVERAGE 65 61 4 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.90 1973 0.05 -0.05 T  
MONTH TO DATE 0.00 0.05 -0.05 T  
SINCE OCT 1 16.69 15.83 0.86 13.30  
SINCE JAN 1 14.01 13.38 0.63 11.54  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 0  
MONTH TO DATE 0 6 -6 0  
SINCE SEP 1 0 6 -6 0  
SINCE JUL 1 85 152 -67 27  
 
COOLING  
TODAY 0 2 -2 8  
MONTH TO DATE 0 2 -2 8  
SINCE SEP 1 0 2 -2 8  
SINCE JAN 1 212 212 0 351    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76  
LOWEST 26  
AVERAGE 51  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 96 1945  
MINIMUM TEMPERATURE (F) 45 29 1900  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2023.....SUNRISE 637 AM MDT SUNSET 758 PM MDT  
SEPTEMBER 2 2023.....SUNRISE 638 AM MDT SUNSET 756 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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