Tiara Weather Forecast

    • 57
    • 75

    Increasing Clouds

    • 58
    • 73

    Increasing Clouds

    • 57
    • 68

    Mostly Cloudy

    • 56
    • 70

    Partly Sunny

    • 56
    • 70

    Partly Sunny

    • 56
    • 72

    Mostly Cloudy

    • 57
    • 72

    Mostly Cloudy

Today 11 Aug Southwestern Solano County Including Vallejo

Sunny. Highs 74 to 84. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 11 Aug Southwestern Solano County Including Vallejo

Clear in the evening then becoming partly cloudy. Lows around 58. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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Tiara Temperature Statistics

August Temperature

Napa, Napa County Airport (6.2 miles)

  • Lowest 6 August, 2026

    51.7 °F

  • Average August

    67.3 °F

  • Highest 2 August, 2026

    86.6 °F

Climate (2021–2026)

Napa, Napa County Airport (6.2 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    70.3 °F
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