South Slough Weather Forecast

    • 55
    • 79

    Mostly Sunny

    • 55
    • 81

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

    • 53
    • 70

    Partly Sunny

    • 53
    • 68

    Partly Sunny

    • 54
    • 73

    Mostly Sunny

Today 28 Jun Southwestern Solano County Including Vallejo

Sunny, warmer. Highs 77 to 86. West Winds up to 15 Mph.

Tonight 28 Jun Southwestern Solano County Including Vallejo

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

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South Slough Temperature Statistics

June Temperature

Napa, Napa County Airport (5 miles)

  • Lowest 7 June, 2026

    45.6 °F

  • Average June

    65.8 °F

  • Highest 11 June, 2026

    96.7 °F

Climate (2021–2026)

Napa, Napa County Airport (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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