Tri-City Weather Forecast

    • 61
    • 75

    Increasing Clouds

    • 60
    • 74

    Mostly Cloudy

    • 59
    • 73

    Partly Sunny

    • 59
    • 73

    Partly Sunny

    • 62
    • 74

    Partly Sunny

    • 61
    • 74

    Partly Sunny

Today 5 Jun San Diego County Coastal Areas

Partly cloudy. Highs 69 to 74 near the coast to 75 to 78 inland. Areas of Winds southwest to 10 Mph.

Tonight 5 Jun San Diego County Coastal Areas

Partly cloudy in the evening. Becoming cloudy. Lows 56 to 61. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-City Temperature Statistics

June Temperature

Oceanside, Oceanside Municipal Airport (3.7 miles)

  • Lowest 1 June, 2026

    58.6 °F

  • Average June

    66 °F

  • Highest 1 June, 2026

    72.6 °F

Climate (2021–Present)

Oceanside, Oceanside Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    62.6 °F

  • Average High 2021–2026

    72.1 °F
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