Isla Vista Weather Forecast

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    • 66

    Chance Rain Showers

    • 61
    • 67

    Chance Rain Showers

    • 61
    • 67

    Mostly Sunny

    • 61
    • 67

    Partly Sunny

    • 61
    • 67

    Slight Chance Rain Showers

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    • 67

    Slight Chance Rain Showers

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    • 70

    Sunny

Today 18 Sep Santa Barbara County Southeastern Coast

Showers likely with a slight chance of Thunderstorms. Highs in the lower to mid 70s. Chance of precipitation 70 percent.

Tonight 18 Sep Santa Barbara County Southeastern Coast

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower to mid 60s. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isla Vista Temperature Statistics

September Temperature

Santa Barbara, Santa Barbara Municipal Airport (1.2 miles)

  • Lowest 7 September, 2025

    57 °F

  • Average September

    67.9 °F

  • Highest 7 September, 2025

    81 °F

Climate (2020–Present)

Santa Barbara, Santa Barbara Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    69.5 °F
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