Chula Vista Marina Weather Forecast

    • 69
    • 77

    Increasing Clouds

    • 70
    • 79

    Chance Thunderstorms

    • 70
    • 74

    Chance Thunderstorms

    • 69
    • 72

    Slight Chance Thunderstorms

    • 69
    • 74

    Mostly Cloudy

    • 70
    • 76

    Patchy Fog

    • 70
    • 77

    Partly Sunny

Today 16 Sep San Diego County Coastal Areas

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 77 to 82 near the coast to 85 to 90 inland. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 16 Sep San Diego County Coastal Areas

Partly cloudy this evening. Becoming mostly cloudy. Lows 65 to 69. Areas of Winds west 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chula Vista Marina Temperature Statistics

September Temperature

Imperial Beach Naval Outlying Field - Ream Field (3.7 miles)

  • Lowest 7 September, 2025

    61 °F

  • Average September

    69.5 °F

  • Highest 7 September, 2025

    80.1 °F

Climate (2020–Present)

Imperial Beach Naval Outlying Field - Ream Field (3.7 miles)

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  • Average Low 2020–2025

    56.8 °F

  • Average 2020–2025

    63.4 °F

  • Average High 2020–2025

    69.2 °F
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