524  
CDUS45 KTFX 260735  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 AM MDT TUE SEP 26 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 25 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 79 352 PM 92 1922 66 13 75  
2015  
MINIMUM 43 401 AM 13 1926 39 4 39  
AVERAGE 61 52 9 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.62 1924 0.05 -0.05 0.00  
MONTH TO DATE 3.26 1.16 2.10 1.20  
SINCE OCT 1 19.95 16.94 3.01 14.50  
SINCE JAN 1 17.27 14.49 2.78 12.74  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 13 -9 8  
MONTH TO DATE 138 221 -83 142  
SINCE SEP 1 138 221 -83 142  
SINCE JUL 1 223 367 -144 169  
 
COOLING  
YESTERDAY 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 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 300 AM  
LOWEST 21 300 PM  
AVERAGE 52  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 90 2015  
MINIMUM TEMPERATURE (F) 38 9 1900  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2023.....SUNRISE 710 AM MDT SUNSET 708 PM MDT  
SEPTEMBER 27 2023.....SUNRISE 711 AM MDT SUNSET 706 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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