Guadalupe-Nipomo Dunes National Wildlife Refuge Weather Forecast

    • 40
    • 66

    Patchy Fog

    • 40
    • 66

    Mostly Cloudy

    • 41
    • 64

    Patchy Fog

    • 48
    • 60

    Mostly Cloudy

    • 44
    • 58

    Patchy Fog

    • 45
    • 62

    Patchy Fog

    • 44
    • 64

    Patchy Fog

Today 19 Jan San Luis Obispo County Beaches

Sunny. Highs in the mid 60s to mid 70s. Northeast Winds around 15 Mph in the morning.

Tonight 19 Jan San Luis Obispo County Beaches

Partly cloudy in the evening then Areas of low Clouds and fog. Lows in the upper 30s to mid 40s except the lower to mid 50s in the Hills.

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Guadalupe-Nipomo Dunes National Wildlife Refuge Temperature Statistics

January Temperature

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

  • Lowest 9 January, 2026

    35.1 °F

  • Average January

    53.9 °F

  • Highest 15 January, 2026

    79 °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 °F

  • Average 2021–2026

    56.7 °F

  • Average High 2021–2026

    68.8 °F
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