Green Belt Park Weather Forecast

    • 56
    • 86

    Mostly Sunny

    • 54
    • 82

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

    • 53
    • 73

    Mostly Sunny

    • 53
    • 73

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

Today 30 May San Francisco Bay Shoreline

Sunny. Highs in the 70s to upper 80s. West Winds up to 5 Mph. Becoming northwest 5 to 15 Mph in the afternoon.

Tonight 30 May San Francisco Bay Shoreline

Mostly clear. Lows in the mid to upper 50s. West Winds 10 to 15 Mph decreasing to up to 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Belt Park Temperature Statistics

May Temperature

Hayward, Hayward Air Terminal (3.7 miles)

  • Lowest 4 May, 2025

    51.7 °F

  • Average May

    62.4 °F

  • Highest 9 May, 2025

    88.6 °F

Climate (2020–Present)

Hayward, Hayward Air Terminal (3.7 miles)

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  • Average Low 2020–2025

    52.1 °F

  • Average 2020–2025

    59.5 °F

  • Average High 2020–2025

    69.2 °F
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