Ennis Lake Weather Forecast
- 13
- 47
Rain
- 25
- 34
Chance Snow
- 42
- 51
Chance Rain/Snow
- 44
- 62
Breezy
- 46
- 70
Breezy
- 47
- 68
Mostly Cloudy
- 48
- 71
Mostly Cloudy
Today 14 Mar Madison River Valley
Very windy. Mostly cloudy. Rain with snow likely early in the Afternoon, then slight chance of snow late in the afternoon. Little or no snow accumulation. Highs in the upper 40s. West Winds 30 to 45 Mph with Gusts to around 60 Mph. Chance of precipitation 80 percent.
Tonight 14 Mar Madison River Valley
Windy. Much Colder. Mostly cloudy. Patchy blowing snow in the evening. Snow likely early in the evening. Chance of snow late in the Evening, then slight chance of snow after midnight. Snow accumulation up to 2 Inches. Lows around 11. Northwest Winds 20 to 30 Mph with Gusts to around 55 Mph decreasing to 5 to 10 Mph with Gusts to around 25 Mph after midnight. Chance of snow 70 percent.
Ennis Lake Temperature Statistics
March Temperature
Ennis - Big Sky Airport (10.6 miles)
Lowest 11 March, 2026
15.8 °FAverage March
37.1 °FHighest 8 March, 2026
57.2 °F
Climate (2021–Present)
Ennis - Big Sky Airport (10.6 miles)
Average Low 2021–2026
32 °FAverage 2021–2026
44.4 °FAverage High 2021–2026
56.4 °F