Rockville Hills Regional Park Weather Forecast

    • 59
    • 85

    Increasing Clouds

    • 59
    • 85

    Partly Sunny

    • 59
    • 83

    Partly Sunny

    • 56
    • 82

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

Today 18 Aug Central Solano County Including Fairfield and Vacaville

Mostly sunny. Highs 86 to 94. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the morning.

Tonight 18 Aug Central Solano County Including Fairfield and Vacaville

Mostly clear in the evening then becoming mostly cloudy. Lows around 60. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rockville Hills Regional Park Temperature Statistics

August Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 6 August, 2026

    51.7 °F

  • Average August

    66.2 °F

  • Highest 2 August, 2026

    86.6 °F

Climate (2021–2026)

Napa, Napa County Airport (7.5 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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