Nipomo Weather Forecast

    • 50
    • 68

    Gradual Clearing

    • 55
    • 68

    Mostly Cloudy

    • 54
    • 64

    Cloudy

    • 52
    • 64

    Cloudy

    • 54
    • 65

    Rain

    • 53
    • 62

    Rain

    • 49
    • 62

    Rain

Today 19 Dec San Luis Obispo County Inland Central Coast

Low Clouds and dense fog in the morning then sunny. Visibility one quarter mile or less. Highs in the mid 60s to around 70. Northwest Winds around 15 Mph in the afternoon.

Tonight 19 Dec San Luis Obispo County Inland Central Coast

Low Clouds and fog developing. Lows around 50. Northwest Winds around 15 Mph in the evening.

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Nipomo Temperature Statistics

December Temperature

Santa Maria Public Airport/Capt G Allan Hancock Field (9.9 miles)

  • Lowest 4 December, 2025

    37.9 °F

  • Average December

    55.4 °F

  • Highest 9 December, 2025

    81 °F

Climate (2020–Present)

Santa Maria Public Airport/Capt G Allan Hancock Field (9.9 miles)

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  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    68.8 °F
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