Santa Maria River Mouth Weather Forecast

    • 58
    • 66

    Patchy Fog

    • 55
    • 61

    Decreasing Clouds

    • 55
    • 63

    Patchy Fog

    • 56
    • 62

    Patchy Fog

    • 58
    • 67

    Partly Sunny

    • 58
    • 69

    Partly Sunny

    • 57
    • 66

    Mostly Cloudy

Today 16 Aug Santa Barbara County Central Coast Beaches

Low Clouds and fog. Highs from the mid to upper 60s at the Beaches to the lower to mid 70s inland. Northwest Winds 15 to 25 Mph in the afternoon.

Tonight 16 Aug Santa Barbara County Central Coast Beaches

Low Clouds and fog. Lows in the mid 50s. Northwest Winds 15 to 25 Mph.

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Santa Maria River Mouth Temperature Statistics

August Temperature

Santa Maria Public Airport/Capt G Allan Hancock Field (12.4 miles)

  • Lowest 4 August, 2025

    48.7 °F

  • Average August

    60.4 °F

  • Highest 6 August, 2025

    78.7 °F

Climate (2020–Present)

Santa Maria Public Airport/Capt G Allan Hancock Field (12.4 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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