Grenada Weather Forecast

    • 54
    • 89

    Sunny

    • 53
    • 90

    Sunny

    • 57
    • 88

    Partly Sunny

    • 56
    • 83

    Partly Sunny

    • 54
    • 83

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

Today 16 Sep Central Siskiyou County

Sunny. Highs in the mid 80s to lower 90s. East Winds around 5 Mph shifting to the south late this afternoon.

Tonight 16 Sep Central Siskiyou County

Clear. Lows in the mid 50s. South Winds around 5 Mph shifting to the west in the late evening and early Morning, then shifting to the east well after midnight.

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Grenada Temperature Statistics

September Temperature

Montague Siskiyou County Airport (9.3 miles)

  • Lowest 1 September, 2025

    48 °F

  • Average September

    68.6 °F

  • Highest 1 September, 2025

    95 °F

Climate (2020–Present)

Montague Siskiyou County Airport (9.3 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    69 °F
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