893  
CDUS45 KTFX 210735  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 AM MDT WED JUN 21 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JUNE 20 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 63 432 PM 96 1988 72 -9 66  
MINIMUM 40 1159 PM 27 1929 46 -6 43  
AVERAGE 52 59 -7 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.26 1.30 1903 0.11 0.15 0.32  
MONTH TO DATE 4.03 2.45 1.58 1.86  
SINCE OCT 1 14.79 11.43 3.36 8.56  
SINCE JAN 1 12.11 8.98 3.13 6.80  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 7 6 10  
MONTH TO DATE 124 171 -47 180  
SINCE JUN 1 124 171 -47 180  
SINCE JUL 1 8187 8123 64 7990  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 11  
SINCE JUN 1 1 0 1 11  
SINCE JAN 1 1 1 0 11    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 PM  
LOWEST 40 1200 PM  
AVERAGE 67  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 105 1900  
MINIMUM TEMPERATURE (F) 46 32 1926  
 
SUNRISE AND SUNSET  
JUNE 21 2023..........SUNRISE 523 AM MDT SUNSET 917 PM MDT  
JUNE 22 2023..........SUNRISE 523 AM MDT SUNSET 917 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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