229  
CDUS45 KMSO 312230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT MON JUL 31 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JULY 31 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 91 237 PM 97 2000 84 7 92  
MINIMUM 41 605 AM 31 1968 47 -6 48  
AVERAGE 66 65 1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.34 1937 0.04 -0.04 0.00  
MONTH TO DATE 0.66 1.20 -0.54 1.00  
SINCE JAN 1 10.95 8.49 2.46 5.62  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 61 94 -33 33  
SINCE JUN 1 348 384 -36 312  
SINCE JUL 1 61 94 -33 33  
 
COOLING  
TODAY 1 2 -1 5  
MONTH TO DATE 37 48 -11 67  
SINCE JUN 1 37 54 -17 78  
SINCE JAN 1 37 54 -17 78    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 400 AM  
LOWEST 8 200 PM  
AVERAGE 38  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 2000  
MINIMUM TEMPERATURE (F) 47 34 2002  
 
SUNRISE AND SUNSET  
JULY 31 2023..........SUNRISE 611 AM MDT SUNSET 901 PM MDT  
AUGUST 1 2023........SUNRISE 612 AM MDT SUNSET 859 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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