Castle Rock Park Weather Forecast

    • 40
    • 64

    Increasing Clouds

    • 40
    • 63

    Partly Sunny

    • 40
    • 63

    Partly Sunny

    • 40
    • 63

    Mostly Sunny

    • 42
    • 64

    Partly Sunny

    • 41
    • 64

    Mostly Sunny

Today 28 Nov East Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 50s to mid 60s. Light Winds. Becoming north around 5 Mph in the afternoon.

Tonight 28 Nov East Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows in the lower 40s. Light Winds.

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Castle Rock Park Temperature Statistics

November Temperature

Concord, Buchanan Field (7.5 miles)

  • Lowest 21 November, 2025

    43 °F

  • Average November

    57.8 °F

  • Highest 2 November, 2025

    79 °F

Climate (2020–Present)

Concord, Buchanan Field (7.5 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    61.3 °F

  • Average High 2020–2025

    74.4 °F
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