River Island Weather Forecast

    • 75
    • 84

    Mostly Sunny

    • 75
    • 84

    Slight Chance Thunderstorms

    • 76
    • 83

    Chance Thunderstorms

    • 76
    • 84

    Slight Chance Thunderstorms

    • 76
    • 84

    Slight Chance Thunderstorms

    • 76
    • 85

    Slight Chance Thunderstorms

Today 15 May Northern Brevard Barrier Islands

Mostly sunny. Highs in the mid 80s. Northeast Winds 5 to 10 Mph becoming east late in the afternoon and towards Sunset.

Tonight 15 May Northern Brevard Barrier Islands

Partly cloudy. Lows in the mid 70s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

River Island Temperature Statistics

May Temperature

Titusville (8.7 miles)

  • Lowest 6 May, 2026

    64.4 °F

  • Average May

    83 °F

  • Highest 9 May, 2026

    98.6 °F

Climate (2021–Present)

Titusville (8.7 miles)

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  • Average Low 2021–2026

    68.8 °F

  • Average 2021–2026

    78.7 °F

  • Average High 2021–2026

    85 °F
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