Moraga Reservoir Weather Forecast

    • 50
    • 68

    Slight Chance Rain

    • 51
    • 71

    Mostly Cloudy

    • 50
    • 67

    Partly Sunny

    • 48
    • 71

    Mostly Sunny

    • 51
    • 76

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

Today 27 May East Bay Interior Valleys

Partly cloudy. A slight chance of rain in the afternoon. Highs in the mid 70s. Southwest Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon.

Tonight 27 May East Bay Interior Valleys

Partly cloudy. Lows around 50. Southwest Winds around 5 Mph.

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Moraga Reservoir Temperature Statistics

May Temperature

Concord, Buchanan Field (9.9 miles)

  • Lowest 11 May, 2026

    50.6 °F

  • Average May

    66.9 °F

  • Highest 21 May, 2026

    92.6 °F

Climate (2021–Present)

Concord, Buchanan Field (9.9 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    61.5 °F

  • Average High 2021–2026

    74.4 °F
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