727  
CDUS45 KMSO 280737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT FRI APR 28 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR APRIL 27 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 1014 AM 80 1987 54 1 46  
MINIMUM 29 1141 PM 0 2005 28 1 28  
AVERAGE 42 41 1 37  
 
PRECIPITATION (IN)  
YESTERDAY T 1.10 1911 0.05 -0.05 0.11  
MONTH TO DATE 1.29 1.19 0.10 0.21  
SINCE JAN 1 2.71 2.68 0.03 1.02  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 24 -1 28  
MONTH TO DATE 851 719 132 890  
SINCE MAR 1 2162 1756 406 1814  
SINCE JUL 1 8879 8231 648 7692  
 
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 36 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1100 PM  
LOWEST 26 1000 AM  
AVERAGE 56  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 78 1987  
MINIMUM TEMPERATURE (F) 29 12 1907  
 
SUNRISE AND SUNSET  
APRIL 28 2023.........SUNRISE 622 AM MDT SUNSET 834 PM MDT  
APRIL 29 2023.........SUNRISE 620 AM MDT SUNSET 835 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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