Lake San Antonio Weather Forecast

    • 42
    • 76

    Increasing Clouds

    • 43
    • 74

    Mostly Sunny

    • 42
    • 73

    Mostly Sunny

    • 44
    • 70

    Mostly Cloudy

    • 42
    • 67

    Partly Sunny

    • 40
    • 64

    Partly Sunny

Today 25 Oct Southern Salinas Valley/Arroyo Seco and Lake San Antonio

Sunny in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 70s. Light Winds. Becoming south 5 to 10 Mph in the afternoon.

Tonight 25 Oct Southern Salinas Valley/Arroyo Seco and Lake San Antonio

Partly cloudy in the evening then becoming mostly clear. Patchy fog after midnight. Lows in the mid 40s. West Winds up to 5 Mph in the evening. Becoming light.

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Lake San Antonio Temperature Statistics

October Temperature

Paso Robles Municipal Airport (22.4 miles)

  • Lowest 13 October, 2026

    37.7 °F

  • Average October

    68.3 °F

  • Highest 3 October, 2026

    103.6 °F

Climate (2021–2026)

Paso Robles Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    78 °F
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