Callahan Weather Forecast

    • 55
    • 75

    Becoming Sunny

    • 63
    • 87

    Sunny

    • 52
    • 85

    Mostly Sunny

    • 44
    • 72

    Mostly Sunny

    • 43
    • 69

    Mostly Sunny

    • 46
    • 68

    Mostly Sunny

Today 29 May Western Siskiyou County

Mostly cloudy early this morning then clearing. Highs in the lower 70s to lower 80s. Northwest Winds 5 to 10 Mph.

Tonight 29 May Western Siskiyou County

Clear. Lows in the lower to mid 50s. North Winds 5 to 10 Mph shifting to the northeast after midnight.

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Callahan Temperature Statistics

May Temperature

Trinity Center (23.6 miles)

  • Lowest 13 May, 2025

    39.2 °F

  • Average May

    61 °F

  • Highest 27 May, 2025

    89.6 °F

Climate (2020–Present)

Trinity Center (23.6 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    54.9 °F

  • Average High 2020–2025

    68.4 °F
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