061
CDUS45 KMSO 190840
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
140 AM MST FRI DEC 19 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 18 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 40 1159 PM 50 1917 30 10 48
MINIMUM 30 520 AM -18 1924 17 13 30
1964
AVERAGE 35 24 11 39
PRECIPITATION (IN)
YESTERDAY 0.15 0.28 2015 0.03 0.12 0.05
MONTH TO DATE 2.30 0.61 1.69 0.15
SINCE OCT 1 4.44 2.97 1.47 1.35
SINCE JAN 1 13.62 13.64 -0.02 10.46
SNOWFALL (IN)
YESTERDAY 0.1
MONTH TO DATE 8.1
SINCE DEC 1 8.1
SINCE JUL 1 9.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 30 41 -11 26
MONTH TO DATE 494 716 -222 624
SINCE DEC 1 494 716 -222 624
SINCE JUL 1 1985 2673 -688 2165
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 25 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 11.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 PM
LOWEST 56 1100 AM
AVERAGE 74
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 56 1917
1936
MINIMUM TEMPERATURE (F) 17 -19 1924
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 818 AM MST SUNSET 449 PM MST
DECEMBER 20 2025......SUNRISE 818 AM MST SUNSET 450 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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