Hayward Weather Forecast

    • 52
    • 61

    Rain Showers

    • 49
    • 57

    Rain Showers

    • 44
    • 57

    Rain Showers

    • 38
    • 55

    Slight Chance Rain Showers

    • 38
    • 54

    Mostly Sunny

    • 39
    • 56

    Mostly Sunny

Today 24 Dec San Francisco Bay Shoreline

Mostly cloudy. A chance of Showers in the Morning, then a slight chance of Thunderstorms in the afternoon. Some Thunderstorms may be severe with heavy rainfall. Highs in the lower 60s. South Winds 10 to 20 Mph.

Tonight 24 Dec San Francisco Bay Shoreline

Breezy. A chance of Showers in the evening. A slight chance of Thunderstorms. Showers after midnight. Some Thunderstorms may produce heavy rainfall. Lows in the lower 50s. Southeast Winds 10 to 20 Mph with Gusts to around 40 Mph increasing to south 20 to 30 Mph with Gusts to around 55 Mph after midnight.

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Hayward Temperature Statistics

December Temperature

Hayward, Hayward Air Terminal (1.9 miles)

  • Lowest 3 December, 2025

    41 °F

  • Average December

    51.1 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Hayward, Hayward Air Terminal (1.9 miles)

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  • Average Low 2020–2025

    52.1 °F

  • Average 2020–2025

    59.2 °F

  • Average High 2020–2025

    68.8 °F
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