Guadalupe Dunes Weather Forecast

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    • 64

    Chance Rain Showers

    • 61
    • 64

    Rain Showers Likely

    • 60
    • 64

    Chance Rain Showers

    • 60
    • 63

    Mostly Cloudy

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    Mostly Cloudy

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    • 65

    Slight Chance Rain Showers

Today 17 Sep Santa Barbara County Central Coast Beaches

Mostly cloudy with a 20 percent chance of Showers. Highs from around 70 at the Beaches to around 80 inland. West Winds around 15 Mph in the afternoon.

Tonight 17 Sep Santa Barbara County Central Coast Beaches

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 50s to around 60. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Guadalupe Dunes Temperature Statistics

September Temperature

Santa Maria Public Airport/Capt G Allan Hancock Field (11.8 miles)

  • Lowest 7 September, 2025

    48.9 °F

  • Average September

    64.4 °F

  • Highest 1 September, 2025

    84 °F

Climate (2020–Present)

Santa Maria Public Airport/Capt G Allan Hancock Field (11.8 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    68.9 °F
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