Atascadero Weather Forecast

    • 53
    • 93

    Sunny

    • 62
    • 92

    Partly Sunny

    • 60
    • 79

    Chance Rain Showers

    • 57
    • 80

    Chance Rain Showers

    • 58
    • 83

    Mostly Sunny

    • 61
    • 89

    Mostly Sunny

    • 59
    • 90

    Slight Chance Rain Showers

Today 16 Sep Southern Salinas Valley

Sunny. Highs 93 to 101. South Winds around 15 Mph in the afternoon.

Tonight 16 Sep Southern Salinas Valley

Mostly clear. Lows in the upper 40s and 50s.

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Atascadero Temperature Statistics

September Temperature

Paso Robles Municipal Airport (12.4 miles)

  • Lowest 7 September, 2025

    48.9 °F

  • Average September

    69 °F

  • Highest 1 September, 2025

    99 °F

Climate (2020–Present)

Paso Robles Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    44.9 °F

  • Average 2020–2025

    60.5 °F

  • Average High 2020–2025

    78 °F
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