Guadalupe-Nipomo Dunes National Wildlife Refuge Weather Forecast

    • 54
    • 64

    Increasing Clouds

    • 55
    • 64

    Patchy Fog

    • 50
    • 63

    Patchy Fog

    • 50
    • 59

    Partly Sunny

    • 52
    • 62

    Partly Sunny

    • 52
    • 63

    Partly Sunny

Today 4 Jun San Luis Obispo County Beaches

Partly cloudy in the morning then sunny. Highs from the lower to mid 60s at the Beaches to the lower to mid 70s inland. Northwest Winds 15 to 25 Mph.

Tonight 4 Jun San Luis Obispo County Beaches

Mostly clear except for patchy low Clouds and fog after midnight. Lows in the upper 40s to mid 50s. West Winds around 15 Mph in the evening.

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Guadalupe-Nipomo Dunes National Wildlife Refuge Temperature Statistics

June Temperature

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

  • Lowest 1 June, 2026

    49.6 °F

  • Average June

    58.9 °F

  • Highest 1 June, 2026

    70.6 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    69.4 °F
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