San Antonio Reservoir Recreation Area Weather Forecast

    • 37
    • 61

    Chance Rain Showers

    • 38
    • 65

    Partly Sunny

    • 39
    • 70

    Mostly Sunny

    • 42
    • 73

    Partly Sunny

    • 38
    • 71

    Mostly Sunny

    • 39
    • 75

    Mostly Sunny

Today 12 Apr Southern Salinas Valley/Arroyo Seco and Lake San Antonio

Mostly cloudy in the morning then becoming partly cloudy. A chance of Showers. A slight chance of Thunderstorms in the afternoon. Highs in the lower 60s. Southwest Winds 5 to 10 Mph.

Tonight 12 Apr Southern Salinas Valley/Arroyo Seco and Lake San Antonio

Mostly clear. Areas of fog after midnight. Lows in the upper 30s. Southwest Winds 5 to 10 Mph in the evening. Becoming light.

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  • Temperature Real-Time

San Antonio Reservoir Recreation Area Temperature Statistics

April Temperature

Paso Robles Municipal Airport (24.2 miles)

  • Lowest 3 April, 2026

    33.7 °F

  • Average April

    53.8 °F

  • Highest 3 April, 2026

    78.7 °F

Climate (2021–Present)

Paso Robles Municipal Airport (24.2 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    77.9 °F
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