Big Blue Lake Weather Forecast

    • 48
    • 69

    Sunny

    • 47
    • 69

    Sunny

    • 49
    • 70

    Sunny

    • 51
    • 72

    Sunny

    • 54
    • 74

    Sunny

    • 57
    • 77

    Sunny

Today 25 Jul Western Siskiyou County

Sunny. Highs in the mid 70s to mid 80s. Southwest Winds 10 to 15 Mph.

Tonight 25 Jul Western Siskiyou County

Clear. Lows in the lower to mid 50s. West Winds 10 to 15 Mph shifting to the southwest around 5 Mph after midnight.

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Big Blue Lake Temperature Statistics

July Temperature

Trinity Center (28.6 miles)

  • Lowest 1 July, 2026

    50 °F

  • Average July

    74.8 °F

  • Highest 9 July, 2026

    96.8 °F

Climate (2021–2026)

Trinity Center (28.6 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    68 °F
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