Steamboat Lake Weather Forecast

    • 54
    • 89

    Partly Sunny

    • 46
    • 88

    Chance Rain

    • 39
    • 70

    Chance Rain

    • 41
    • 77

    Sunny

    • 38
    • 76

    Mostly Sunny

    • 34
    • 67

    Breezy

    • 38
    • 73

    Mostly Sunny

Today 11 May Central Siskiyou County

Sunny until early afternoon then becoming partly cloudy. Highs in the lower 80s to lower 90s. East Winds around 5 Mph shifting to the southwest late this afternoon.

Tonight 11 May Central Siskiyou County

Partly cloudy until well after midnight then clearing. Lows in the mid 50s. Northwest Winds 10 to 15 Mph shifting to the north around 5 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Steamboat Lake Temperature Statistics

May Temperature

Montague Siskiyou County Airport (5 miles)

  • Lowest 1 May, 2026

    38.6 °F

  • Average May

    62.2 °F

  • Highest 6 May, 2026

    85.6 °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

    39.7 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    69.2 °F
Get WillyWeather+ to remove ads