378  
CDUS45 KTFX 192240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 19 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 68 253 PM 92 1938 69 -1 76  
MINIMUM 46 655 AM 22 1983 41 5 48  
AVERAGE 57 55 2 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.04 1925 0.04 -0.04 0.08  
MONTH TO DATE 1.43 0.87 0.56 0.80  
SINCE OCT 1 18.12 16.65 1.47 14.10  
SINCE JAN 1 15.44 14.20 1.24 12.34  
 
DEGREE DAYS  
HEATING  
TODAY 8 10 -2 3  
MONTH TO DATE 69 150 -81 75  
SINCE SEP 1 69 150 -81 75  
SINCE JUL 1 154 296 -142 102  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 16 14 2 58  
SINCE SEP 1 16 14 2 58  
SINCE JAN 1 228 224 4 401    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65  
LOWEST 27  
AVERAGE 46  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 92 1922  
MINIMUM TEMPERATURE (F) 40 18 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 701 AM MDT SUNSET 722 PM MDT  
SEPTEMBER 20 2023.....SUNRISE 702 AM MDT SUNSET 720 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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