Big Sky Weather Forecast

    • 34
    • 68

    Rain/Snow

    • 28
    • 49

    Rain/Snow Likely

    • 32
    • 64

    Chance Rain Showers

    • 39
    • 72

    Slight Chance Rain Showers

    • 42
    • 73

    Mostly Cloudy

    • 36
    • 70

    Slight Chance Thunderstorms

    • 34
    • 68

    Slight Chance Thunderstorms

Today 30 Apr Estancia Valley

Partly cloudy with a 20 percent chance of Showers. Highs around 70. Southeast Winds 15 to 20 Mph.

Tonight 30 Apr Estancia Valley

Breezy. Mostly cloudy. A chance of rain Showers in the Evening, then rain and snow Showers after midnight. No snow accumulation. Lows in the mid 30s. East Winds 15 to 25 Mph. Chance of precipitation 90 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sky Temperature Statistics

April Temperature

Moriarty Municipal Airport (12.4 miles)

  • Lowest 18 April, 2026

    16.5 °F

  • Average April

    52.6 °F

  • Highest 9 April, 2026

    79.3 °F

Climate (2021–Present)

Moriarty Municipal Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    34.9 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    69.7 °F
Get WillyWeather+ to remove ads