078
CDUS45 KMSO 172230
CLIBTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
430 PM MDT WED SEP 17 2025
...............................
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 17 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 258 PM 90 1981 69 0 60
MINIMUM 38 649 AM 9 1965 36 2 43
AVERAGE 54 52 2 52
PRECIPITATION (IN)
TODAY 0.00 1.45 1908 0.03 -0.03 0.07
MONTH TO DATE 0.37 0.64 -0.27 0.80
SINCE JAN 1 8.65 10.41 -1.76 6.89
SNOWFALL (IN)
TODAY MM
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 11 12 -1 13
MONTH TO DATE 121 170 -49 97
SINCE SEP 1 121 170 -49 97
SINCE JUL 1 272 385 -113 285
COOLING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 2
SINCE SEP 1 3 0 3 2
SINCE JAN 1 60 81 -21 127
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 3.3
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 100 100 AM
LOWEST 31 300 PM
AVERAGE 66
......................................................
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 91 1981
MINIMUM TEMPERATURE (F) 36 6 1965
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 711 AM MDT SUNSET 737 PM MDT
SEPTEMBER 18 2025.....SUNRISE 712 AM MDT SUNSET 735 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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