Rio Vista Weather Forecast

    • 55
    • 79

    Mostly Sunny

    • 57
    • 83

    Becoming Sunny

    • 61
    • 84

    Mostly Sunny

    • 57
    • 88

    Sunny

    • 57
    • 88

    Mostly Sunny

    • 43
    • 72

    Sunny

    • 40
    • 65

    Sunny

Today 4 Nov Hays

Sunny. Highs in the upper 70s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 4 Nov Hays

Clear. Lows in the mid 50s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Rio Vista Temperature Statistics

November Temperature

San Marcos, San Marcos Municipal Airport (3.7 miles)

  • Lowest 1 November, 2025

    45 °F

  • Average November

    59.5 °F

  • Highest 1 November, 2025

    75 °F

Climate (2020–Present)

San Marcos, San Marcos Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    59.3 °F

  • Average 2020–2025

    70.1 °F

  • Average High 2020–2025

    81.8 °F
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