10-day forecast for Big Sky, MT: 14° to 49°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
49°
Best day: Saturday, November 14
31° · 0.19 in
Worst day: Friday, November 20
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1545° / 18°0
Morning20°feels 15°
Afternoon45°feels 42°
Evening24°feels 20°
Overnight23°feels 17°
45 °
Big Sky, Sunday, 15 November
Overcast. High 45°, low 18°.
Pressure30.00 inHg
Wind5.7 mph SW
Humidity73%
Visibility6.2 mi
Dew point21°
Mon, 1641° / 23°0
Morning27°feels 27°
Afternoon41°feels 37°
Evening32°feels 27°
Overnight23°feels 19°
41 °
Big Sky, Monday, 16 November
Overcast. High 41°, low 23°.
Pressure29.94 inHg
Wind6.2 mph SW
Humidity70%
Visibility6.2 mi
Dew point25°
Tue, 1738° / 29°0.19
Morning33°feels 28°
Afternoon37°feels 34°
Evening31°feels 28°
Overnight29°feels 29°
38 °
Big Sky, Tuesday, 17 November
Snow. High 38°, low 29°.
Pressure29.77 inHg
Wind5.1 mph S
Humidity84%
Visibility6.2 mi
Dew point29°
Wed, 1830° / 14°0.07
Morning28°feels 27°
Afternoon28°feels 24°
Evening21°feels 21°
Overnight29°feels 29°
30 °
Big Sky, Wednesday, 18 November
Light snow. High 30°, low 14°.
Pressure29.97 inHg
Wind4.5 mph SW
Humidity93%
Visibility—
Dew point27°
Thu, 1934° / 20°0.13
Morning25°feels 24°
Afternoon31°feels 28°
Evening28°feels 27°
Overnight27°feels 24°
34 °
Big Sky, Thursday, 19 November
Snow. High 34°, low 20°.
Pressure30.00 inHg
Wind4.3 mph SW
Humidity93%
Visibility—
Dew point29°
Fri, 2031° / 16°0.19
Morning30°feels 29°
Afternoon29°feels 26°
Evening23°feels 23°
Overnight19°feels 19°
31 °
Big Sky, Friday, 20 November
Snow. High 31°, low 16°.
Pressure29.83 inHg
Wind4.7 mph NW
Humidity91%
Visibility—
Dew point28°
Sat, 2133° / 14°0
Morning20°feels 14°
Afternoon29°feels 24°
Evening21°feels 14°
Overnight14°feels 6°
33 °
Big Sky, Saturday, 21 November
Overcast. High 33°, low 14°.
Pressure30.30 inHg
Wind5.5 mph SE
Humidity79%
Visibility—
Dew point23°
Sun, 2238° / 14°0
Morning20°feels 13°
Afternoon34°feels 30°
Evening26°feels 20°
Overnight21°feels 13°
38 °
Big Sky, Sunday, 22 November
Overcast. High 38°, low 14°.
Pressure30.21 inHg
Wind5.8 mph SE
Humidity63%
Visibility—
Dew point21°
Mon, 2339° / 23°0
Morning28°feels 22°
Afternoon36°feels 33°
Evening27°feels 24°
Overnight24°feels 23°
39 °
Big Sky, Monday, 23 November
Overcast. High 39°, low 23°.
Pressure30.12 inHg
Wind5.7 mph SE
Humidity66%
Visibility—
Dew point26°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Big Sky, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.