Big Sky Weather
Two Week Weather Forecast for Big Sky (2,070m to 3,410m)
This is the Snow Forecast and Weather Outlook for Big Sky, United States for 16 days from 18 May.
Updated 18 May 2025 22:33 AEST.
See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.
Big Sky Weather Forecast updated at 22:33 AEST, next update expected 01:00 AEST.
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Big Sky has 4cm new snow forecast in the next 48 hours.
Big Sky Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Sun 18 |  | up to 1cm New Snow | Max 10℃ Min 4℃ |
| Mon 19 | | Clear spells at altitude, cloudy below. | Max 9℃ Min 0℃ |
| Tue 20 |  | up to 3cm New Snow | Max 9℃ Min 0℃ |
| Wed 21 | | up to 2cm New Snow | Max 10℃ Min -1℃ |
| Thu 22 | | Cloudy. | Max 16℃ Min 1℃ |
| Fri 23 |  | Clear sky. | Max 19℃ Min 5℃ |
| Sat 24 | | Light snow showers at altitude, light rain showers below. | Max 15℃ Min 7℃ |
| Sun 25 |  | up to 2cm New Snow | Max 11℃ Min 3℃ |
| Mon 26 | | Cloudy. | Max 16℃ Min 3℃ |
| Tue 27 | | Clear sky. | Max 21℃ Min 6℃ |
| Wed 28 | | Clear sky. | Max 19℃ Min 8℃ |
| Thu 29 | | Cloudy. | Max 13℃ Min 3℃ |
| Fri 30 | | Fair at altitude, clear spells below. | Max 16℃ Min 2℃ |
| Sat 31 | | Clear sky. | Max 20℃ Min 5℃ |
| Sun 01 | | Fair. | Max 22℃ Min 10℃ |
| Mon 02 | | Cloudy. | Max 25℃ Min 12℃ |
This Snow Forecast for Big Sky, United States gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Big Sky, on any given piste or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Big Sky Weather Forecast updated at 22:33 AEST, next update expected 01:00 AEST.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Big Sky.For more information about this American Ski Resort, See Also Skiing and Snowboarding in Big Sky .
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