Grenada Weather Forecast

    • 44
    • 65

    Slight Chance Rain

    • 40
    • 69

    Partly Sunny

    • 44
    • 75

    Sunny

    • 52
    • 83

    Sunny

    • 54
    • 86

    Partly Sunny

    • 50
    • 82

    Mostly Sunny

Today 29 May Central Siskiyou County

Mostly cloudy with a 40 percent chance of rain until early Afternoon, then partly cloudy late this afternoon. Highs in the lower to mid 60s. North Winds 5 to 10 Mph.

Tonight 29 May Central Siskiyou County

Partly cloudy. Lows in the lower to mid 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grenada Temperature Statistics

May Temperature

Montague Siskiyou County Airport (9.3 miles)

  • Lowest 14 May, 2026

    34.6 °F

  • Average May

    60.5 °F

  • Highest 12 May, 2026

    89.7 °F

Climate (2021–Present)

Montague Siskiyou County Airport (9.3 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    69.3 °F
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