Sacramento River - Montezuma Slough Entrance Weather Forecast

    • 63
    • 98

    Hot

    • 62
    • 96

    Sunny

    • 64
    • 97

    Hot

    • 60
    • 87

    Sunny

    • 55
    • 77

    Mostly Sunny

    • 54
    • 75

    Mostly Sunny

Today 6 Oct Southwestern Solano County Including Vallejo

Sunny. Highs 89 to 99. West Winds up to 10 Mph.

Tonight 6 Oct Southwestern Solano County Including Vallejo

Clear. Lows 59 to 65. West Winds up to 10 Mph.

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Sacramento River - Montezuma Slough Entrance Temperature Statistics

October Temperature

Concord, Buchanan Field (10.6 miles)

  • Lowest 1 October, 2026

    55.7 °F

  • Average October

    76.7 °F

  • Highest 3 October, 2026

    97 °F

Climate (2021–2026)

Concord, Buchanan Field (10.6 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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