431  
CDUS45 KTFX 190734  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT MON JUN 19 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JUNE 18 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 69 921 AM 93 1900 71 -2 83  
MINIMUM 42 1105 PM 28 1949 46 -4 53  
AVERAGE 56 58 -2 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.40 0.72 1928 0.11 0.29 0.01  
MONTH TO DATE 3.72 2.23 1.49 1.37  
SINCE OCT 1 14.48 11.21 3.27 8.07  
SINCE JAN 1 11.80 8.76 3.04 6.31  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 7 2 0  
MONTH TO DATE 100 157 -57 159  
SINCE JUN 1 100 157 -57 159  
SINCE JUL 1 8163 8109 54 7969  
 
COOLING  
YESTERDAY 0 0 0 3  
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 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 PM  
LOWEST 54 900 AM  
AVERAGE 74  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 1900  
MINIMUM TEMPERATURE (F) 46 34 1978  
 
SUNRISE AND SUNSET  
JUNE 19 2023..........SUNRISE 522 AM MDT SUNSET 916 PM MDT  
JUNE 20 2023..........SUNRISE 522 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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