Cataract Lake Weather Forecast
- 37
- 44
Chance Rain/Snow
- 34
- 42
Chance Rain/Snow
- 34
- 42
Partly Sunny
- 35
- 46
Partly Sunny
- 36
- 44
Mostly Cloudy
- 32
- 41
Chance Snow
Today 11 Dec Gallatin and Madison County Mountains and Centennial Mountains
Cloudy. Slight chance of rain and snow early in the Afternoon, then chance of Rain, snow and light freezing rain late in the afternoon. Near steady temperature around 40. Southwest Winds 15 to 20 Mph with Gusts to around 50 Mph. Chance of precipitation 50 percent.
Tonight 11 Dec Gallatin and Madison County Mountains and Centennial Mountains
Cloudy with a 50 percent chance of rain and snow. Near steady temperature in the mid 30s. Southwest Winds 10 to 15 Mph with Gusts to around 40 Mph.
Cataract Lake Temperature Statistics
December Temperature
Ennis - Big Sky Airport (28.6 miles)
Lowest 1 December, 2025
5 °FAverage December
33.1 °FHighest 9 December, 2025
51.8 °F
Climate (2020–Present)
Ennis - Big Sky Airport (28.6 miles)
Average Low 2020–2025
31.5 °FAverage 2020–2025
43.9 °FAverage High 2020–2025
55.7 °F