Hayward Highland Weather Forecast

    • 53
    • 77

    Increasing Clouds

    • 53
    • 74

    Mostly Sunny

    • 55
    • 71

    Partly Sunny

    • 55
    • 73

    Partly Sunny

    • 55
    • 76

    Partly Sunny

    • 55
    • 73

    Partly Sunny

Today 14 Sep San Francisco Bay Shoreline

Sunny. Highs in the mid 70s to lower 80s. South Winds up to 5 Mph increasing to west 10 to 20 Mph in the afternoon.

Tonight 14 Sep San Francisco Bay Shoreline

Mostly clear. Lows in the upper 50s. Southwest Winds 10 to 20 Mph.

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Hayward Highland Temperature Statistics

September Temperature

Hayward, Hayward Air Terminal (3.7 miles)

  • Lowest 7 September, 2026

    55.7 °F

  • Average September

    69.5 °F

  • Highest 9 September, 2026

    99.6 °F

Climate (2021–2026)

Hayward, Hayward Air Terminal (3.7 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    59.8 °F

  • Average High 2021–2026

    69.2 °F
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