Rockville Hills Regional Park Weather Forecast

    • 55
    • 81

    Mostly Sunny

    • 55
    • 80

    Increasing Clouds

    • 55
    • 75

    Partly Sunny

    • 54
    • 75

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

Today 3 Jul Central Solano County Including Fairfield and Vacaville

Sunny. Highs 83 to 89. Southwest Winds 10 to 15 Mph.

Tonight 3 Jul Central Solano County Including Fairfield and Vacaville

Clear. Lows around 57. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Real-Time

Rockville Hills Regional Park Temperature Statistics

July Temperature

Napa, Napa County Airport (7.5 miles)

  • Lowest 1 July, 2026

    55.9 °F

  • Average July

    61.1 °F

  • Highest 1 July, 2026

    69.1 °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

    58.4 °F

  • Average High 2021–2026

    70.2 °F
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