Atascadero Weather Forecast

    • 38
    • 72

    Becoming Sunny

    • 37
    • 71

    Mostly Sunny

    • 40
    • 71

    Mostly Sunny

    • 42
    • 67

    Patchy Fog

    • 40
    • 66

    Patchy Fog

    • 42
    • 63

    Mostly Sunny

    • 41
    • 62

    Mostly Sunny

Today 18 Jan Southern Salinas Valley

Mostly cloudy in the morning then partly cloudy. Highs in the upper 60s to mid 70s.

Tonight 18 Jan Southern Salinas Valley

Mostly clear. Lows in the 30s except the mid to upper 40s warmer Hills.

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Atascadero Temperature Statistics

January Temperature

Paso Robles Municipal Airport (12.4 miles)

  • Lowest 9 January, 2026

    27 °F

  • Average January

    48.1 °F

  • Highest 15 January, 2026

    70 °F

Climate (2021–Present)

Paso Robles Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    77.6 °F
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