822  
CDUS45 KMSO 090747  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
147 AM MDT SAT MAY 09 2026  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR MAY 8 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 69 243 PM 81 1987 59 10 72  
MINIMUM 30 534 AM 9 1965 32 -2 36  
AVERAGE 50 45 5 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.00 1911 0.05 -0.05 0.00  
MONTH TO DATE T 0.37 -0.37 0.50  
SINCE JAN 1 3.08 3.19 -0.11 2.94  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 20 -5 11  
MONTH TO DATE 146 169 -23 140  
SINCE MAR 1 1714 1993 -279 1805  
SINCE JUL 1 6698 8468 -1770 7819  
 
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 21 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 600 AM  
LOWEST 18 1000 PM  
AVERAGE 54  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 79 1994  
MINIMUM TEMPERATURE (F) 32 16 1916  
 
SUNRISE AND SUNSET  
MAY 9 2026...........SUNRISE 605 AM MDT SUNSET 848 PM MDT  
MAY 10 2026...........SUNRISE 604 AM MDT SUNSET 850 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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