406  
CDUS45 KMSO 102230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT WED MAY 10 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR MAY 10 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 59 259 PM 81 1940 59 0 45  
MINIMUM 32 214 AM 18 1946 32 0 21  
AVERAGE 46 46 0 33  
 
PRECIPITATION (IN)  
TODAY 0.00 1.03 1967 0.06 -0.06 0.00  
MONTH TO DATE 1.03 0.48 0.55 0.21  
SINCE JAN 1 3.74 3.30 0.44 1.37  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 19 19 0 32  
MONTH TO DATE 151 208 -57 229  
SINCE MAR 1 2358 2032 326 2122  
SINCE JUL 1 9075 8507 568 8000  
 
COOLING  
TODAY 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 8 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 33 300 PM  
AVERAGE 67  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 81 1960  
MINIMUM TEMPERATURE (F) 33 15 1967  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 604 AM MDT SUNSET 849 PM MDT  
MAY 11 2023...........SUNRISE 603 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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