934  
CDUS45 KMSO 190743  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
143 AM MDT WED APR 19 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR APRIL 18 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 42 950 AM 75 1936 51 -9 55  
MINIMUM 25 1159 PM 6 1941 27 -2 18  
AVERAGE 34 39 -5 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.40 1911 0.04 0.06 0.00  
1911  
2007  
MONTH TO DATE 0.44 0.77 -0.33 0.06  
SINCE JAN 1 1.86 2.26 -0.40 0.87  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 26 5 28  
MONTH TO DATE 606 496 110 661  
SINCE MAR 1 1917 1533 384 1585  
SINCE JUL 1 8634 8008 626 7463  
 
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 25 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 50 900 AM  
AVERAGE 73  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 78 1962  
MINIMUM TEMPERATURE (F) 27 -3 1941  
 
SUNRISE AND SUNSET  
APRIL 19 2023.........SUNRISE 637 AM MDT SUNSET 822 PM MDT  
APRIL 20 2023.........SUNRISE 635 AM MDT SUNSET 823 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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