Walnut Creek Weather Forecast

    • 38
    • 57

    Rain Likely

    • 38
    • 61

    Mostly Sunny

    • 45
    • 61

    Rain

    • 42
    • 63

    Partly Sunny

    • 45
    • 64

    Mostly Cloudy

    • 45
    • 68

    Partly Sunny

Today 17 Mar East Bay Interior Valleys

Showers likely and a slight chance of Thunderstorms. Some Thunderstorms may produce small hail. Highs in the upper 50s. Southwest Winds 5 to 15 Mph. Becoming west 15 to 20 Mph with Gusts to around 35 Mph in the afternoon.

Tonight 17 Mar East Bay Interior Valleys

Rain. Lows in the upper 40s. Southwest Winds 5 to 10 Mph.

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Walnut Creek Temperature Statistics

March Temperature

Concord, Buchanan Field (5.6 miles)

  • Lowest 7 March, 2025

    39.7 °F

  • Average March

    53.3 °F

  • Highest 10 March, 2025

    69.1 °F

Climate (2020–Present)

Concord, Buchanan Field (5.6 miles)

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  • Average Low 2020–2025

    50.9 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    74.7 °F
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