441
CDUS45 KMSO 310837
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MST WED DEC 31 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 30 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 32 329 PM 60 1917 30 2 36
MINIMUM 15 854 AM -27 1968 16 -1 29
AVERAGE 24 23 1 33
PRECIPITATION (IN)
YESTERDAY 0.00 0.38 1904 0.03 -0.03 T
1980
MONTH TO DATE 3.07 1.04 2.03 0.37
SINCE OCT 1 5.21 3.40 1.81 1.57
SINCE JAN 1 14.39 14.07 0.32 10.68
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 10.6
SINCE DEC 1 10.6
SINCE JUL 1 12.1
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 41 42 -1 32
MONTH TO DATE 910 1220 -310 990
SINCE DEC 1 910 1220 -310 990
SINCE JUL 1 2401 3177 -776 2531
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 6 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 6 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 0.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 69 300 PM
AVERAGE 83
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 52 1917
1938
MINIMUM TEMPERATURE (F) 17 -25 1927
SUNRISE AND SUNSET
DECEMBER 31 2025......SUNRISE 822 AM MST SUNSET 458 PM MST
JANUARY 1 2026.......SUNRISE 822 AM MST SUNSET 458 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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