Thermopolis Weather Forecast

    • 58
    • 95

    Mostly Sunny

    • 58
    • 92

    Mostly Sunny

    • 60
    • 96

    Mostly Sunny

    • 59
    • 97

    Hot

    • 54
    • 89

    Slight Chance Thunderstorms

    • 52
    • 80

    Slight Chance Thunderstorms

Today 4 Aug Southwest Bighorn Basin

Mostly sunny. A slight chance of. Highs in the lower 90s. South Winds around 10 Mph in the afternoon.

Tonight 4 Aug Southwest Bighorn Basin

Partly cloudy in the Evening, then clearing. Lows in the mid 50s. West Winds around 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Thermopolis Temperature Statistics

August Temperature

Worland, Worland Municipal Airport (25.5 miles)

  • Lowest 1 August, 2025

    55.9 °F

  • Average August

    71.7 °F

  • Highest 1 August, 2025

    88 °F

Climate (2020–Present)

Worland, Worland Municipal Airport (25.5 miles)

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

  • Average Low 2020–2025

    30.3 °F

  • Average 2020–2025

    45 °F

  • Average High 2020–2025

    60.1 °F
Get WillyWeather+ to remove ads