347
CDUS45 KMSO 210839
CLIBTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
139 AM MST SUN DEC 21 2025
...............................
..THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 20 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 29 348 PM 49 1958 30 -1 43
MINIMUM 6 1122 PM -36 1998 6 0 16
AVERAGE 18 18 0 30
PRECIPITATION (IN)
YESTERDAY 0.00 0.25 1941 0.02 -0.02 0.00
MONTH TO DATE 0.72 0.31 0.41 0.13
SINCE JAN 1 10.93 12.59 -1.66 7.70
SNOWFALL (IN)
YESTERDAY MM
MONTH TO DATE MM
SINCE DEC 1 MM
SINCE JUL 1 MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 47 47 0 35
MONTH TO DATE 620 913 -293 729
SINCE DEC 1 620 913 -293 729
SINCE JUL 1 2491 3368 -877 2808
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 60 83 -23 127
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 4.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 900 PM
LOWEST 46 300 PM
AVERAGE 65
......................................................
THE BUTTE MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 51 2020
MINIMUM TEMPERATURE (F) 6 -43 1983
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 809 AM MST SUNSET 448 PM MST
DECEMBER 22 2025......SUNRISE 809 AM MST SUNSET 448 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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