297  
CDUS45 KTFX 170742  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
142 AM MDT FRI MAY 17 2024  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 16 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 608 PM 87 1988 63 10 75  
MINIMUM 43 340 AM 26 1986 38 5 46  
AVERAGE 58 50 8 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.29 1981 0.09 -0.09 0.00  
MONTH TO DATE 3.23 1.21 2.02 1.12  
SINCE OCT 1 9.85 7.31 2.54 8.86  
SINCE JAN 1 7.39 4.86 2.53 6.18  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 15 -8 4  
MONTH TO DATE 298 280 18 179  
SINCE MAR 1 2021 2000 21 2136  
SINCE JUL 1 7253 7766 -513 7962  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 500 AM  
LOWEST 27 600 PM  
AVERAGE 52  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 87 1948  
MINIMUM TEMPERATURE (F) 38 27 1930  
 
SUNRISE AND SUNSET  
MAY 17 2024...........SUNRISE 539 AM MDT SUNSET 850 PM MDT  
MAY 18 2024...........SUNRISE 538 AM MDT SUNSET 851 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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