Thunder Basin National Grassland Weather Forecast

    • 27
    • 48

    Chance Thunderstorms

    • 29
    • 54

    Partly Sunny

    • 28
    • 53

    Partly Sunny

    • 34
    • 62

    Mostly Sunny

    • 38
    • 68

    Partly Sunny

    • 40
    • 68

    Mostly Cloudy

Today 28 Apr Southern Campbell

Partly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the upper 40s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

Tonight 28 Apr Southern Campbell

Partly cloudy. Lows in the mid 20s. West Winds 5 to 10 Mph.

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Thunder Basin National Grassland Temperature Statistics

April Temperature

Douglas, Converse County Airport (51 miles)

  • Lowest 18 April, 2026

    19.9 °F

  • Average April

    47.1 °F

  • Highest 11 April, 2026

    77.6 °F

Climate (2021–Present)

Douglas, Converse County Airport (51 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    63.1 °F
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