123  
CDUS45 KMSO 180738  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MDT WED MAR 18 2026  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR MARCH 17 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 1205 PM 65 2007 44 14 41  
MINIMUM 42 1139 PM -18 1943 20 22 27  
AVERAGE 50 32 18 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33 1968 0.02 -0.02 0.01  
MONTH TO DATE 0.26 0.29 -0.03 0.19  
SINCE JAN 1 0.71 1.14 -0.43 1.21  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 33 -18 31  
MONTH TO DATE 501 609 -108 523  
SINCE MAR 1 501 609 -108 523  
SINCE JUL 1 5485 7084 -1599 6537  
 
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 22 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 48 1200 AM  
LOWEST 25 1200 PM  
AVERAGE 37  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 66 2017  
MINIMUM TEMPERATURE (F) 21 -25 1943  
 
SUNRISE AND SUNSET  
MARCH 18 2026.........SUNRISE 737 AM MDT SUNSET 740 PM MDT  
MARCH 19 2026.........SUNRISE 735 AM MDT SUNSET 741 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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