Callahan Weather Forecast

    • 39
    • 51

    Sunny

    • 40
    • 53

    Mostly Sunny

    • 37
    • 54

    Mostly Sunny

    • 38
    • 54

    Mostly Sunny

    • 38
    • 55

    Mostly Sunny

    • 36
    • 51

    Partly Sunny

Today 16 Jan Western Siskiyou County

Sunny. Highs in the lower 50s to lower 60s. Northeast Winds 5 to 10 Mph.

Tonight 16 Jan Western Siskiyou County

Clear. Widespread dense fog. Lows in the mid 30s to mid 40s. East Winds 5 to 10 Mph.

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Callahan Temperature Statistics

January Temperature

Trinity Center (23.6 miles)

  • Lowest 9 January, 2026

    26.6 °F

  • Average January

    38.4 °F

  • Highest 3 January, 2026

    51.8 °F

Climate (2021–Present)

Trinity Center (23.6 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    67.5 °F
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