Nassau Bay Weather Forecast

    • 65
    • 82

    Mostly Sunny

    • 65
    • 81

    Mostly Sunny

    • 63
    • 84

    Mostly Sunny

    • 61
    • 78

    Mostly Sunny

    • 66
    • 79

    Mostly Sunny

    • 68
    • 81

    Partly Sunny

    • 69
    • 81

    Mostly Cloudy

Today 25 Mar Coastal Harris

Mostly sunny. Near steady temperature around 80. Southeast Winds 10 to 15 Mph.

Tonight 25 Mar Coastal Harris

Mostly clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nassau Bay Temperature Statistics

March Temperature

Houston / Ellington (5.6 miles)

  • Lowest 13 March, 2026

    46.4 °F

  • Average March

    69.3 °F

  • Highest 21 March, 2026

    84.2 °F

Climate (2021–Present)

Houston / Ellington (5.6 miles)

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  • Average Low 2021–2026

    64.1 °F

  • Average 2021–2026

    71.8 °F

  • Average High 2021–2026

    80.3 °F
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