Steamboat Lake Weather Forecast

    • 55
    • 94

    Sunny

    • 55
    • 94

    Mostly Sunny

    • 52
    • 90

    Slight Chance Thunderstorms

    • 52
    • 89

    Partly Sunny

    • 46
    • 78

    Slight Chance Rain

    • 41
    • 72

    Mostly Sunny

    • 42
    • 73

    Mostly Sunny

Today 22 Jun Central Siskiyou County

Sunny. Highs in the mid 80s to mid 90s. Northeast Winds around 5 Mph shifting to the northwest late this afternoon.

Tonight 22 Jun Central Siskiyou County

Clear. Lows in the mid 50s to lower 60s. North Winds 10 to 15 Mph decreasing to around 5 Mph after Midnight, then becoming light well after midnight.

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Steamboat Lake Temperature Statistics

June Temperature

Montague Siskiyou County Airport (5 miles)

  • Lowest 1 June, 2026

    38.6 °F

  • Average June

    67.4 °F

  • Highest 15 June, 2026

    98.7 °F

Climate (2021–2026)

Montague Siskiyou County Airport (5 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    69.2 °F
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