Southgate Weather Forecast

    • 56
    • 72

    Becoming Sunny

    • 56
    • 71

    Mostly Cloudy

    • 55
    • 69

    Partly Sunny

    • 56
    • 72

    Partly Sunny

    • 57
    • 77

    Partly Sunny

    • 57
    • 74

    Partly Sunny

Today 5 Jul San Francisco Bay Shoreline

Mostly cloudy in the morning then becoming sunny. A slight chance of Showers in the morning. Highs in the 60s to upper 70s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 5 Jul San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. West Winds 10 to 20 Mph. Becoming 5 to 10 Mph after midnight.

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Southgate Temperature Statistics

July Temperature

Hayward, Hayward Air Terminal (1.2 miles)

  • Lowest 3 July, 2026

    55.9 °F

  • Average July

    64.8 °F

  • Highest 3 July, 2026

    75 °F

Climate (2021–2026)

Hayward, Hayward Air Terminal (1.2 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    59.7 °F

  • Average High 2021–2026

    69.2 °F
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