Big Sky Lake Weather Forecast
- 18
- 32
Snow Likely
- 32
- 38
Rain/Snow
- 32
- 40
Snow
- 30
- 40
Snow
- 16
- 37
Snow
- 24
- 35
Snow Likely
- 36
- 45
Chance Snow
Today 10 Mar Potomac/Seeley Lake Region
Areas of snow in the Morning, then snow likely in the afternoon. Chance of snow 70 percent. Little or no new snow accumulation. Highs in the upper 20s to mid 30s. West Winds 15 to 25 Mph. Gusts up to 30 Mph in the afternoon.
Tonight 10 Mar Potomac/Seeley Lake Region
Mostly cloudy with Areas of snow early in the Evening, then partly cloudy in the late evening and early morning. Mostly cloudy with Areas of snow late in the night. Chance of snow 40 percent. Lows 14 to 21. West Winds 15 to 20 Mph with Gusts to around 30 Mph in the evening.
Big Sky Lake Temperature Statistics
March Temperature
Missoula, Missoula International Airport (35.4 miles)
Lowest 1 March, 2026
22.6 °FAverage March
42.1 °FHighest 3 March, 2026
60.7 °F
Climate (2021–Present)
Missoula, Missoula International Airport (35.4 miles)
Average Low 2021–2026
36 °FAverage 2021–2026
47.6 °FAverage High 2021–2026
59.8 °F