East Reservoir Weather Forecast

    • 80
    • 92

    Slight Chance Thunderstorms

    • 81
    • 92

    Thunderstorms Likely

    • 79
    • 90

    Thunderstorms Likely

    • 78
    • 91

    Mostly Sunny

    • 78
    • 91

    Mostly Sunny

    • 78
    • 91

    Chance Thunderstorms

Today 15 Sep Coastal Matagorda

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 108.

Tonight 15 Sep Coastal Matagorda

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows around 80. Southeast Winds 5 to 10 Mph. Heat index Values up to 105 early.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Reservoir Temperature Statistics

September Temperature

Bay City, Bay City Municipal Airport (14.9 miles)

  • Lowest 5 September, 2026

    74.5 °F

  • Average September

    83.2 °F

  • Highest 7 September, 2026

    96.1 °F

Climate (2021–2026)

Bay City, Bay City Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    62.2 °F

  • Average 2021–2026

    70.8 °F

  • Average High 2021–2026

    80.5 °F
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