Oceanside Municipal Airport Weather Forecast

    • 42
    • 69

    Mostly Sunny

    • 44
    • 67

    Mostly Sunny

    • 46
    • 67

    Mostly Sunny

    • 48
    • 69

    Mostly Sunny

    • 50
    • 73

    Mostly Sunny

    • 50
    • 75

    Mostly Sunny

Today 4 Dec San Diego County Coastal Areas

Mostly sunny. Highs 69 to 72. Areas of Winds east 10 Mph becoming northwest in the afternoon.

Tonight 4 Dec San Diego County Coastal Areas

Mostly clear. Lows 39 to 47. Areas of Winds east 10 to 15 Mph. Gusts to 25 Mph in the evening.

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Oceanside Municipal Airport Temperature Statistics

December Temperature

Oceanside, Oceanside Municipal Airport (0 miles)

  • Lowest 2 December, 2025

    41 °F

  • Average December

    56.8 °F

  • Highest 2 December, 2025

    66 °F

Climate (2020–Present)

Oceanside, Oceanside Municipal Airport (0 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    62.3 °F

  • Average High 2020–2025

    71.6 °F
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