833  
CDUS45 KTFX 050742  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
142 AM MDT TUE SEP 05 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 4 2023
 
 
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)  
YESTERDAY  
MAXIMUM 63 106 AM 93 1924 75 -12 90  
2007  
MINIMUM 46 1154 PM 20 1929 45 1 56  
AVERAGE 55 60 -5 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 0.80 1901 0.05 0.28 0.00  
MONTH TO DATE 0.39 0.19 0.20 T  
SINCE OCT 1 17.08 15.97 1.11 13.30  
SINCE JAN 1 14.40 13.52 0.88 11.54  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 6 4 0  
MONTH TO DATE 10 24 -14 0  
SINCE SEP 1 10 24 -14 0  
SINCE JUL 1 95 170 -75 27  
 
COOLING  
YESTERDAY 0 1 -1 8  
MONTH TO DATE 14 5 9 35  
SINCE SEP 1 14 5 9 35  
SINCE JAN 1 226 215 11 378    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 700 AM  
LOWEST 75 100 AM  
AVERAGE 86  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 97 2020  
MINIMUM TEMPERATURE (F) 45 28 1956  
 
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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