871  
CDUS45 KTFX 010738  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MDT TUE AUG 01 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JULY 31 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 92 423 PM 105 1900 84 8 94  
MINIMUM 53 549 AM 35 1968 52 1 57  
AVERAGE 73 68 5 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.39 2001 0.05 -0.05 0.00  
MONTH TO DATE 0.18 1.76 -1.58 2.62  
SINCE OCT 1 16.18 14.09 2.09 11.41  
SINCE JAN 1 13.50 11.64 1.86 9.65  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 42 65 -23 10  
SINCE JUN 1 232 291 -59 235  
SINCE JUL 1 42 65 -23 10  
 
COOLING  
YESTERDAY 8 4 4 11  
MONTH TO DATE 103 101 2 147  
SINCE JUN 1 105 118 -13 165  
SINCE JAN 1 105 119 -14 165    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 300 AM  
LOWEST 13 400 PM  
AVERAGE 49  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 2022  
MINIMUM TEMPERATURE (F) 52 37 2002  
 
SUNRISE AND SUNSET  
AUGUST 1 2023........SUNRISE 557 AM MDT SUNSET 851 PM MDT  
AUGUST 2 2023........SUNRISE 558 AM MDT SUNSET 849 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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