469  
CDUS45 KTFX 052240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT TUE SEP 05 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 5 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 70 259 PM 97 2020 75 -5 92  
MINIMUM 46 156 AM 28 1956 45 1 50  
AVERAGE 58 60 -2 71  
 
PRECIPITATION (IN)  
TODAY 0.00 0.97 1937 0.05 -0.05 0.00  
MONTH TO DATE 0.39 0.24 0.15 T  
SINCE OCT 1 17.08 16.02 1.06 13.30  
SINCE JAN 1 14.40 13.57 0.83 11.54  
 
DEGREE DAYS  
HEATING  
TODAY 7 6 1 0  
MONTH TO DATE 17 30 -13 0  
SINCE SEP 1 17 30 -13 0  
SINCE JUL 1 102 176 -74 27  
 
COOLING  
TODAY 0 1 -1 6  
MONTH TO DATE 14 6 8 41  
SINCE SEP 1 14 6 8 41  
SINCE JAN 1 226 216 10 384    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 44  
AVERAGE 69  
   
......................................................
 
 
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 2023.....SUNRISE 642 AM MDT SUNSET 750 PM MDT  
SEPTEMBER 6 2023.....SUNRISE 644 AM MDT SUNSET 748 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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