Atascadero Weather Forecast

    • 50
    • 79

    Increasing Clouds

    • 50
    • 76

    Partly Sunny

    • 50
    • 78

    Mostly Sunny

    • 53
    • 85

    Sunny

    • 53
    • 87

    Mostly Sunny

    • 51
    • 82

    Partly Sunny

Today 15 Sep Southern Salinas Valley

Sunny. Highs in the mid 70s to mid 80s. Southwest Winds around 15 Mph in the afternoon.

Tonight 15 Sep Southern Salinas Valley

Mostly clear in the evening then partly cloudy. Lows around 50. Southwest Winds around 15 Mph in the evening.

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Atascadero Temperature Statistics

September Temperature

Paso Robles Municipal Airport (12.4 miles)

  • Lowest 7 September, 2026

    45.6 °F

  • Average September

    72.6 °F

  • Highest 10 September, 2026

    107.7 °F

Climate (2021–2026)

Paso Robles Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    60.8 °F

  • Average High 2021–2026

    77.9 °F
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