Montague Weather Forecast

    • 20
    • 51

    Mostly Sunny

    • 17
    • 49

    Mostly Sunny

    • 28
    • 44

    Mostly Cloudy

    • 29
    • 56

    Mostly Cloudy

    • 30
    • 53

    Mostly Cloudy

    • 35
    • 58

    Slight Chance Rain

Today 23 Jan Central Siskiyou County

Sunny. Highs in the mid 40s to lower 50s. East Winds around 5 Mph shifting to the northeast this afternoon.

Tonight 23 Jan Central Siskiyou County

Mostly clear. Lows in the lower to mid 20s. North Winds 10 to 15 Mph.

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Montague Temperature Statistics

January Temperature

Montague Siskiyou County Airport (4.3 miles)

  • Lowest 13 January, 2026

    18 °F

  • Average January

    34.7 °F

  • Highest 2 January, 2026

    54 °F

Climate (2021–Present)

Montague Siskiyou County Airport (4.3 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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