Atascadero Lake Park Weather Forecast

    • 62
    • 105

    Hot

    • 59
    • 101

    Hot

    • 56
    • 92

    Mostly Sunny

    • 51
    • 83

    Sunny

    • 53
    • 83

    Sunny

    • 51
    • 83

    Mostly Sunny

Today 9 Sep Southern Salinas Valley

Partly cloudy in the morning then sunny. Highs 104 to 107.

Tonight 9 Sep Southern Salinas Valley

Mostly clear. Lows in the upper 50s to mid 60s except around 70 warmer Hills.

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Atascadero Lake Park Temperature Statistics

September Temperature

Paso Robles Municipal Airport (13.7 miles)

  • Lowest 2 September, 2026

    46.7 °F

  • Average September

    67.1 °F

  • Highest 6 September, 2026

    86 °F

Climate (2021–2026)

Paso Robles Municipal Airport (13.7 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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