127
CDUS45 KMSO 132337
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
437 PM MST SAT DEC 13 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 13 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 54 336 PM 56 1924 31 23 35
MINIMUM 40 846 AM -25 1919 18 22 26
AVERAGE 47 24 23 31
PRECIPITATION (IN)
TODAY 0.00 0.53 1917 0.03 -0.03 T
MONTH TO DATE 1.80 0.44 1.36 0.04
SINCE OCT 1 3.94 2.80 1.14 1.24
SINCE JAN 1 13.12 13.47 -0.35 10.35
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE 8.0
SINCE DEC 1 8.0
SINCE JUL 1 9.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 18 41 -23 34
MONTH TO DATE 362 511 -149 461
SINCE DEC 1 362 511 -149 461
SINCE JUL 1 1853 2468 -615 2002
COOLING
TODAY 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 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 800 AM
LOWEST 52 300 PM
AVERAGE 71
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 60 1924
MINIMUM TEMPERATURE (F) 18 -23 1919
SUNRISE AND SUNSET
DECEMBER 13 2025......SUNRISE 814 AM MST SUNSET 448 PM MST
DECEMBER 14 2025......SUNRISE 815 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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