Indian River - Sewall Point Weather Forecast

    • 77
    • 91

    Chance Thunderstorms

    • 77
    • 92

    Thunderstorms Likely

    • 78
    • 92

    Chance Thunderstorms

    • 78
    • 92

    Slight Chance Thunderstorms

    • 78
    • 91

    Slight Chance Thunderstorms

    • 79
    • 91

    Mostly Sunny

Today 18 Jul Coastal Martin

Partly sunny with a chance of Showers and Thunderstorms. Highs in the lower 90s. Southeast Winds 10 to 15 Mph. Chance of rain 50 percent. Heat index Values up to 105.

Tonight 18 Jul Coastal Martin

Partly cloudy. Lows in the upper 70s. South Winds 5 to 10 Mph.

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Indian River - Sewall Point Temperature Statistics

July Temperature

Witham Field Airport (1.9 miles)

  • Lowest 11 July, 2026

    73.4 °F

  • Average July

    81.6 °F

  • Highest 5 July, 2026

    93.2 °F

Climate (2021–2026)

Witham Field Airport (1.9 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    74.5 °F

  • Average High 2021–2026

    83 °F
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