Echo Lake Weather Forecast
- 51
- 68
Slight Chance Thunderstorms
- 48
- 64
Slight Chance Thunderstorms
- 50
- 66
Mostly Sunny
- 52
- 69
Mostly Sunny
- 54
- 73
Mostly Sunny
- 46
- 71
Breezy
Today 28 Jul Gallatin and Madison County Mountains and Centennial Mountains
Sunny. Patchy smoke through the day. A 20 percent chance of Thunderstorms in the afternoon. Highs 76 to 86. South Winds up to 10 Mph shifting to the southwest in the afternoon. Gusts up to 30 Mph.
Tonight 28 Jul Gallatin and Madison County Mountains and Centennial Mountains
Patchy smoke. Slight chance of rain Showers early in the evening. Mostly clear with a 20 percent chance of Thunderstorms. Highs 76 to 86. Lows 51 to 58. South Winds up to 15 Mph with Gusts to around 30 Mph.
Echo Lake Temperature Statistics
July Temperature
Ennis - Big Sky Airport (23.6 miles)
Lowest 1 July, 2026
41 °FAverage July
68.9 °FHighest 12 July, 2026
98.6 °F
Climate (2021–2026)
Ennis - Big Sky Airport (23.6 miles)
Average Low 2021–2026
32 °FAverage 2021–2026
44.4 °FAverage High 2021–2026
56.3 °F