Steamboat Lake Weather Forecast

    • 43
    • 82

    Increasing Clouds

    • 46
    • 82

    Partly Sunny

    • 45
    • 87

    Slight Chance Thunderstorms

    • 43
    • 77

    Chance Thunderstorms

    • 42
    • 80

    Slight Chance Thunderstorms

    • 44
    • 81

    Mostly Sunny

Today 18 Jun Green Mountains and Rattlesnake Range

Sunny, breezy with Highs in the upper 70s. East Winds around 10 Mph, becoming west 15 to 20 Mph with Gusts up to 30 Mph this afternoon.

Tonight 18 Jun Green Mountains and Rattlesnake Range

Partly cloudy and breezy. Lows in the mid 40s. Northwest Winds 15 to 20 Mph, becoming northeast after midnight. Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Steamboat Lake Temperature Statistics

June Temperature

Casper, Natrona County International Airport (38.5 miles)

  • Lowest 12 June, 2026

    34.6 °F

  • Average June

    62.7 °F

  • Highest 6 June, 2026

    96.7 °F

Climate (2021–2026)

Casper, Natrona County International Airport (38.5 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    61.4 °F
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