Grenada Weather Forecast

    • 60
    • 92

    Slight Chance Thunderstorms

    • 60
    • 92

    Chance Thunderstorms

    • 58
    • 89

    Slight Chance Thunderstorms

    • 58
    • 87

    Mostly Sunny

    • 59
    • 87

    Mostly Sunny

    • 59
    • 92

    Mostly Sunny

Today 23 Jul Central Siskiyou County

Sunny in the morning then becoming partly cloudy. Slight chance of Thunderstorms. Highs in the mid 80s to mid 90s. East Winds around 5 Mph shifting to the south in the afternoon.

Tonight 23 Jul Central Siskiyou County

Partly cloudy with a 20 percent chance of Thunderstorms in the Evening, then clear after midnight. Lows around 60. Southwest Winds 5 to 10 Mph shifting to the northwest in the late evening and early Morning, then shifting to the west well after midnight.

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Grenada Temperature Statistics

July Temperature

Montague Siskiyou County Airport (9.3 miles)

  • Lowest 4 July, 2025

    49.6 °F

  • Average July

    76.5 °F

  • Highest 13 July, 2025

    105.7 °F

Climate (2020–Present)

Montague Siskiyou County Airport (9.3 miles)

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  • Average Low 2020–2025

    39.7 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    69.1 °F
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