10-day forecast for Big Sky, MT: 5° to 51°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
51°
Best day: Friday, November 13
32° · 0.63 in
Worst day: Tuesday, November 17
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1445° / 27°0
Morning29°feels 25°
Afternoon45°feels 41°
Evening32°feels 29°
Overnight28°feels 23°
45 °
Big Sky, Saturday, 14 November
Overcast. High 45°, low 27°.
Pressure29.74 inHg
Wind6.6 mph SW
Humidity72%
Visibility6.2 mi
Dew point27°
Sun, 1540° / 23°0
Morning24°feels 20°
Afternoon40°feels 36°
Evening24°feels 19°
Overnight30°feels 24°
40 °
Big Sky, Sunday, 15 November
Partly cloudy. High 40°, low 23°.
Pressure29.97 inHg
Wind5.7 mph SW
Humidity72%
Visibility6.2 mi
Dew point21°
Mon, 1638° / 23°0
Morning27°feels 27°
Afternoon38°feels 35°
Evening31°feels 27°
Overnight24°feels 19°
38 °
Big Sky, Monday, 16 November
Overcast. High 38°, low 23°.
Pressure29.97 inHg
Wind4.9 mph S
Humidity80%
Visibility6.2 mi
Dew point26°
Tue, 1732° / 25°0.63
Morning32°feels 32°
Afternoon32°feels 32°
Evening27°feels 27°
Overnight32°feels 32°
32 °
Big Sky, Tuesday, 17 November
Snow. High 32°, low 25°.
Pressure29.83 inHg
Wind4.9 mph S
Humidity99%
Visibility—
Dew point32°
Wed, 1828° / 13°0.04
Morning24°feels 22°
Afternoon24°feels 21°
Evening19°feels 18°
Overnight16°feels 10°
28 °
Big Sky, Wednesday, 18 November
Light snow. High 28°, low 13°.
Pressure29.94 inHg
Wind6.4 mph SW
Humidity93%
Visibility—
Dew point23°
Thu, 1931° / 17°0.08
Morning21°feels 15°
Afternoon29°feels 26°
Evening26°feels 25°
Overnight19°feels 13°
31 °
Big Sky, Thursday, 19 November
Light snow. High 31°, low 17°.
Pressure29.97 inHg
Wind4.7 mph SE
Humidity86%
Visibility—
Dew point24°
Fri, 2027° / 16°0.07
Morning20°feels 15°
Afternoon25°feels 22°
Evening22°feels 17°
Overnight18°feels 12°
27 °
Big Sky, Friday, 20 November
Light snow. High 27°, low 16°.
Pressure29.88 inHg
Wind3.8 mph N
Humidity87%
Visibility—
Dew point22°
Sat, 2125° / 14°0.09
Morning20°feels 18°
Afternoon23°feels 18°
Evening17°feels 17°
Overnight15°feels 15°
25 °
Big Sky, Saturday, 21 November
Light snow. High 25°, low 14°.
Pressure30.06 inHg
Wind4.6 mph NW
Humidity88%
Visibility—
Dew point20°
Sun, 2225° / 5°0.01
Morning16°feels 14°
Afternoon22°feels 16°
Evening10°feels 10°
Overnight7°feels 7°
25 °
Big Sky, Sunday, 22 November
Light snow. High 25°, low 5°.
Pressure30.18 inHg
Wind6.3 mph W
Humidity81%
Visibility—
Dew point17°
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.