Rio Vista Weather Forecast

    • 68
    • 90

    Slight Chance Thunderstorms

    • 63
    • 85

    Rain Showers Likely

    • 60
    • 77

    Chance Thunderstorms

    • 61
    • 80

    Partly Sunny

    • 63
    • 82

    Mostly Cloudy

    • 66
    • 84

    Chance Thunderstorms

Today 1 May Hays

Partly cloudy this Morning, then clearing. Highs around 90. South Winds 5 to 10 Mph.

Tonight 1 May Hays

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 30 percent.

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Rio Vista Temperature Statistics

May Temperature

San Marcos, San Marcos Municipal Airport (3.7 miles)

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  • Average May

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Climate (2020–Present)

San Marcos, San Marcos Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    59.1 °F

  • Average 2020–2025

    69.8 °F

  • Average High 2020–2025

    81.6 °F
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