Heilmann Regional Park Weather Forecast

    • 46
    • 83

    Sunny

    • 43
    • 76

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

    • 46
    • 72

    Sunny

Today 21 May Southern Salinas Valley

Sunny, hot with Highs in the upper 80s. Southwest wind around 15 Mph in the afternoon.

Tonight 21 May Southern Salinas Valley

Clear. Lows in the mid 40s. Southwest wind around 15 Mph in the evening.

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Heilmann Regional Park Temperature Statistics

May Temperature

Paso Robles Municipal Airport (13.7 miles)

  • Lowest 4 May, 2026

    40.6 °F

  • Average May

    65.1 °F

  • Highest 10 May, 2026

    94.6 °F

Climate (2021–Present)

Paso Robles Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    77.9 °F
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