Steamboat Lake Weather Forecast

    • 43
    • 66

    Slight Chance Rain

    • 37
    • 68

    Mostly Sunny

    • 43
    • 75

    Sunny

    • 50
    • 83

    Sunny

    • 53
    • 86

    Partly Sunny

    • 49
    • 82

    Mostly Sunny

Today 29 May Central Siskiyou County

Mostly cloudy with a 40 percent chance of rain until early Afternoon, then partly cloudy late this afternoon. Highs in the lower to mid 60s. North Winds 5 to 10 Mph.

Tonight 29 May Central Siskiyou County

Partly cloudy. Lows in the lower to mid 40s. North Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Steamboat Lake Temperature Statistics

May Temperature

Montague Siskiyou County Airport (5 miles)

  • Lowest 14 May, 2026

    34.6 °F

  • Average May

    60.5 °F

  • Highest 12 May, 2026

    89.7 °F

Climate (2021–Present)

Montague Siskiyou County Airport (5 miles)

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

  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    69.3 °F
Get WillyWeather+ to remove ads