591
CDUS45 KMSO 170738
CLIBTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
138 AM MDT SUN MAY 17 2026
...............................
..THE BUTTE MT CLIMATE SUMMARY FOR MAY 16 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 43 MM 84 1988 61 -18 51
MINIMUM 32 MM 21 1986 35 -3 35
AVERAGE 38 48 -10 43
PRECIPITATION (IN)
YESTERDAY T 1.05 1996 0.06 -0.06 0.02
MONTH TO DATE 0.07 0.83 -0.76 1.95
SINCE JAN 1 3.15 3.65 -0.50 4.39
SNOWFALL (IN)
YESTERDAY MM
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 27 17 10 22
MONTH TO DATE 249 316 -67 269
SINCE MAR 1 1817 2140 -323 1934
SINCE JUL 1 6801 8615 -1814 7948
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 5 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 1100 PM
LOWEST 72 1100 PM
AVERAGE 72
......................................................
THE BUTTE MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 82 1976
2006
MINIMUM TEMPERATURE (F) 35 16 1896
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 556 AM MDT SUNSET 858 PM MDT
MAY 18 2026...........SUNRISE 554 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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