249  
CDUS45 KTFX 150737  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT WED APR 15 2026  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 14 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 82 1915 52 MM 53  
MINIMUM MM MM 0 1986 28 MM 22  
AVERAGE MM 40 MM 38  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.80 1896 0.06 MM 0.00  
MONTH TO DATE 0.49 0.73 -0.24 0.83  
SINCE OCT 1 6.47 5.12 1.35 3.81  
SINCE JAN 1 3.88 2.67 1.21 2.44  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 25 MM 27  
MONTH TO DATE 291 362 -71 356  
SINCE MAR 1 1129 1359 -230 1213  
SINCE JUL 1 5816 7125 -1309 6775  
 
COOLING  
YESTERDAY MM 0 MM 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 MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 81 1913  
MINIMUM TEMPERATURE (F) 29 -11 1896  
 
SUNRISE AND SUNSET  
APRIL 15 2026.........SUNRISE 630 AM MDT SUNSET 807 PM MDT  
APRIL 16 2026.........SUNRISE 628 AM MDT SUNSET 808 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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