922  
CDUS45 KTFX 202240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT MON MAY 20 2024  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 20 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 53 1148 AM 88 1925 64 -11 78  
MINIMUM 28 423 AM 23 1931 39 -11 45  
AVERAGE 41 52 -11 62  
 
PRECIPITATION (IN)  
TODAY T 2.81 1962 0.10 -0.10 0.00  
MONTH TO DATE 3.47 1.61 1.86 1.12  
SINCE OCT 1 10.09 7.71 2.38 8.86  
SINCE JAN 1 7.63 5.26 2.37 6.18  
 
DEGREE DAYS  
HEATING  
TODAY 24 14 10 3  
MONTH TO DATE 382 336 46 221  
SINCE MAR 1 2105 2056 49 2178  
SINCE JUL 1 7337 7822 -485 8004  
 
COOLING  
TODAY 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 29 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 46  
AVERAGE 64  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 89 1928  
MINIMUM TEMPERATURE (F) 39 24 1931  
 
SUNRISE AND SUNSET  
MAY 20 2024...........SUNRISE 536 AM MDT SUNSET 854 PM MDT  
MAY 21 2024...........SUNRISE 535 AM MDT SUNSET 855 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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