236
CDUS45 KMSO 120840
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
140 AM MST FRI DEC 12 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 11 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57R 158 AM 57 1896 31 26 38
MINIMUM 42 1159 PM -15 1961 18 24 28
1985
AVERAGE 50 25 25 33
PRECIPITATION (IN)
YESTERDAY 0.28 0.72 1937 0.03 0.25 0.00
MONTH TO DATE 1.61 0.38 1.23 0.04
SINCE OCT 1 3.75 2.74 1.01 1.24
SINCE JAN 1 12.93 13.41 -0.48 10.35
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 8.0
SINCE DEC 1 8.0
SINCE JUL 1 9.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 15 40 -25 32
MONTH TO DATE 327 430 -103 388
SINCE DEC 1 327 430 -103 388
SINCE JUL 1 1818 2387 -569 1929
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 441 307 134 474
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 8.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1000 PM
LOWEST 43 200 AM
AVERAGE 72
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 55 1924
MINIMUM TEMPERATURE (F) 18 -16 1932
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 813 AM MST SUNSET 448 PM MST
DECEMBER 13 2025......SUNRISE 814 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page