Lewis and Clark Park Weather Forecast
- 32
- 42
Rain/Snow
- 23
- 43
Rain/Snow
- 18
- 37
Chance Snow
- 28
- 40
Chance Rain
- 24
- 42
Chance Rain
- 24
- 41
Mostly Cloudy
Today 18 Dec Missoula/Bitterroot Valleys
Areas of snow in the late morning and early afternoon. Rain likely and a slight chance of snow late in the afternoon. Chance of precipitation 90 percent. Little or no new snow accumulation. Highs near 40. Southeast Winds to 15 Mph with Gusts to around 30 Mph in the afternoon.
Tonight 18 Dec Missoula/Bitterroot Valleys
Rain likely. Chance of rain near 100 percent. Lows in the lower to mid 30s. South Winds 15 to 20 Mph with Gusts to around 35 Mph.
Lewis and Clark Park Temperature Statistics
December Temperature
Missoula, Missoula International Airport (28 miles)
Lowest 1 December, 2025
17.1 °FAverage December
37.3 °FHighest 10 December, 2025
55.9 °F
Climate (2020–Present)
Missoula, Missoula International Airport (28 miles)
Average Low 2020–2025
35.9 °FAverage 2020–2025
47.4 °FAverage High 2020–2025
59.5 °F