Contra Loma Reservoir Regional Park Weather Forecast

    • 72
    • 99

    Hot

    • 71
    • 100

    Hot

    • 67
    • 99

    Hot

    • 67
    • 97

    Hot

    • 64
    • 93

    Sunny

    • 59
    • 83

    Sunny

Today 5 Oct East Bay Interior Valleys

Sunny. Highs around 101. Northwest Winds 5 to 10 Mph.

Tonight 5 Oct East Bay Interior Valleys

Clear. Lows in the mid 60s. West Winds up to 5 Mph.

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Contra Loma Reservoir Regional Park Temperature Statistics

October Temperature

Concord, Buchanan Field (12.4 miles)

  • Lowest 1 October, 2026

    55.7 °F

  • Average October

    74.8 °F

  • Highest 3 October, 2026

    97 °F

Climate (2021–2026)

Concord, Buchanan Field (12.4 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    74.2 °F
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