Rockville Weather Forecast

    • 56
    • 84

    Sunny

    • 59
    • 85

    Mostly Sunny

    • 61
    • 88

    Sunny

    • 59
    • 88

    Sunny

    • 58
    • 86

    Sunny

    • 60
    • 90

    Sunny

Today 26 Jul Central Solano County Including Fairfield and Vacaville

Sunny. Highs 84 to 90. Southwest Winds 10 to 20 Mph with Gusts to around 30 Mph.

Tonight 26 Jul Central Solano County Including Fairfield and Vacaville

Clear. Lows around 58. Southwest Winds 10 to 20 Mph with Gusts to around 30 Mph.

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Rockville Temperature Statistics

July Temperature

Napa, Napa County Airport (8.7 miles)

  • Lowest 11 July, 2026

    48.7 °F

  • Average July

    66.8 °F

  • Highest 13 July, 2026

    89.7 °F

Climate (2021–2026)

Napa, Napa County Airport (8.7 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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