Heilmann Regional Park Weather Forecast

    • 51
    • 70

    Decreasing Clouds

    • 50
    • 73

    Partly Sunny

    • 54
    • 83

    Sunny

    • 54
    • 87

    Partly Sunny

    • 53
    • 82

    Partly Sunny

    • 53
    • 80

    Mostly Sunny

Today 16 Sep Southern Salinas Valley

Low Clouds and fog with drizzle in the morning then mostly cloudy. Highs in the upper 60s to mid 70s. Southwest Winds around 15 Mph in the afternoon.

Tonight 16 Sep Southern Salinas Valley

Partly cloudy in the evening then mostly cloudy. Lows around 50.

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Heilmann Regional Park Temperature Statistics

September Temperature

Paso Robles Municipal Airport (13.7 miles)

  • Lowest 7 September, 2026

    45.6 °F

  • Average September

    72.3 °F

  • Highest 10 September, 2026

    107.7 °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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