Middle Slough Weather Forecast

    • 55
    • 73

    Mostly Cloudy

    • 56
    • 74

    Slight Chance Rain Showers

    • 55
    • 72

    Mostly Sunny

    • 55
    • 79

    Mostly Sunny

    • 58
    • 86

    Sunny

    • 59
    • 90

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

Today 27 May East Bay Interior Valleys

Mostly cloudy. Highs in the lower 70s. West Winds 5 to 15 Mph.

Tonight 27 May East Bay Interior Valleys

Mostly cloudy. A slight chance of Showers. Lows in the upper 40s to mid 50s. Southwest Winds 5 to 15 Mph. Becoming south up to 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Middle Slough Temperature Statistics

May Temperature

Concord, Buchanan Field (11.2 miles)

  • Lowest 11 May, 2026

    50.6 °F

  • Average May

    66.6 °F

  • Highest 21 May, 2026

    92.6 °F

Climate (2021–Present)

Concord, Buchanan Field (11.2 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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