Collinsville Weather Forecast

    • 62
    • 82

    Increasing Clouds

    • 62
    • 79

    Partly Sunny

    • 61
    • 73

    Partly Sunny

    • 59
    • 75

    Mostly Sunny

    • 59
    • 77

    Mostly Sunny

    • 60
    • 77

    Partly Sunny

    • 60
    • 77

    Partly Sunny

Today 11 Aug Central Solano County Including Fairfield and Vacaville

Sunny. Highs 82 to 90. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 11 Aug Central Solano County Including Fairfield and Vacaville

Mostly clear. Lows around 59. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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Collinsville Temperature Statistics

August Temperature

Concord, Buchanan Field (11.8 miles)

  • Lowest 9 August, 2026

    59 °F

  • Average August

    77.3 °F

  • Highest 2 August, 2026

    100.7 °F

Climate (2021–2026)

Concord, Buchanan Field (11.8 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    74.3 °F
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