Greenhorn Park Weather Forecast

    • 28
    • 46

    Mostly Sunny

    • 30
    • 47

    Mostly Sunny

    • 32
    • 51

    Mostly Sunny

    • 31
    • 52

    Sunny

    • 31
    • 53

    Sunny

    • 31
    • 52

    Sunny

Today 11 Jan Central Siskiyou County

Partly cloudy early this morning then clearing. Areas of fog this morning. Highs in the mid 40s to lower 50s. Southeast Winds around 5 Mph.

Tonight 11 Jan Central Siskiyou County

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 20s to lower 30s. Southeast Winds around 5 Mph.

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Greenhorn Park Temperature Statistics

January Temperature

Montague Siskiyou County Airport (10.6 miles)

  • Lowest 9 January, 2026

    19.9 °F

  • Average January

    39.4 °F

  • Highest 2 January, 2026

    54 °F

Climate (2021–Present)

Montague Siskiyou County Airport (10.6 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    69 °F
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