Thunder Basin National Grassland Weather Forecast

    • 54
    • 84

    Areas Smoke

    • 55
    • 84

    Partly Sunny

    • 58
    • 87

    Partly Sunny

    • 56
    • 86

    Mostly Cloudy

    • 54
    • 80

    Chance Thunderstorms

    • 49
    • 72

    Chance Rain Showers

Today 8 Sep Southern Campbell

Mostly sunny. Areas of smoke. Highs in the lower 80s. Northwest Winds 10 to 15 Mph.

Tonight 8 Sep Southern Campbell

Partly cloudy. Areas of smoke. Lows in the lower 50s. East Winds 5 to 10 Mph.

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  • Temperature Real-Time

Thunder Basin National Grassland Temperature Statistics

September Temperature

Douglas, Converse County Airport (51 miles)

  • Lowest 6 September, 2025

    35.1 °F

  • Average September

    62.3 °F

  • Highest 2 September, 2025

    86 °F

Climate (2020–Present)

Douglas, Converse County Airport (51 miles)

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  • Average Low 2020–2025

    32.5 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    61.8 °F
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