Williams Lake Weather Forecast

    • 46
    • 80

    Slight Chance Thunderstorms

    • 39
    • 61

    Breezy

    • 50
    • 64

    Mostly Sunny

    • 56
    • 74

    Mostly Sunny

    • 59
    • 80

    Sunny

    • 61
    • 83

    Sunny

Today 15 Mar Coastal Matagorda

Partly sunny. Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 15 Mar Coastal Matagorda

Mostly cloudy. Near steady temperature in the upper 60s. South Winds 10 to 15 Mph.

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Williams Lake Temperature Statistics

March Temperature

Bay City, Bay City Municipal Airport (9.9 miles)

  • Lowest 12 March, 2026

    47.5 °F

  • Average March

    71.5 °F

  • Highest 11 March, 2026

    84.2 °F

Climate (2021–Present)

Bay City, Bay City Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    61.8 °F

  • Average 2021–2026

    70.4 °F

  • Average High 2021–2026

    80.2 °F
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