Morrison Lake Weather Forecast
- 20
- 26
Snow Likely
- 23
- 29
Snow
- 15
- 28
Chance Snow
- 20
- 26
Chance Snow
- 24
- 31
Mostly Cloudy
- 29
- 37
Chance Snow
Today 4 Dec Ruby Mountains and Southern Beaverhead Mountains
Mostly cloudy. Slight chance of snow early in the afternoon. Chance of snow late in the afternoon. Highs 22 to 30. Southwest Winds 5 to 15 Mph. Chance of snow 50 percent.
Tonight 4 Dec Ruby Mountains and Southern Beaverhead Mountains
Mostly cloudy with a 50 percent chance of snow. Near steady temperature in the lower 20s. Southwest Winds 5 to 15 Mph.
Morrison Lake Temperature Statistics
December Temperature
Dillon, Dillon Airport (51 miles)
Lowest 1 December, 2025
9 °FAverage December
27.8 °FHighest 2 December, 2025
39 °F
Climate (2020–Present)
Dillon, Dillon Airport (51 miles)
Average Low 2020–2025
30.9 °FAverage 2020–2025
43.1 °FAverage High 2020–2025
56 °F