Greenhorn Park Weather Forecast

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    • 43

    Rain

    • 41
    • 48

    Rain

    • 40
    • 50

    Rain

    • 38
    • 47

    Rain

    • 35
    • 43

    Rain Likely

    • 31
    • 42

    Rain Likely

    • 31
    • 43

    Partly Sunny

Today 31 Dec Central Siskiyou County

Mostly cloudy. A 10 percent chance of rain late this afternoon. Highs in the mid 40s. Southeast Winds around 5 Mph.

Tonight 31 Dec Central Siskiyou County

Cloudy, rain. Lows in the mid 30s to lower 40s. East Winds 5 to 10 Mph. Chance of rain 80 percent.

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Greenhorn Park Temperature Statistics

December Temperature

Montague Siskiyou County Airport (10.6 miles)

  • Lowest 29 December, 2025

    19.9 °F

  • Average December

    38.3 °F

  • Highest 6 December, 2025

    57.9 °F

Climate (2021–Present)

Montague Siskiyou County Airport (10.6 miles)

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  • Average Low 2021–2025

    39.7 °F

  • Average 2021–2025

    54.2 °F

  • Average High 2021–2025

    68.9 °F
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