Hillsborough Weather Forecast

    • 55
    • 71

    Decreasing Clouds

    • 56
    • 73

    Mostly Cloudy

    • 56
    • 70

    Mostly Cloudy

    • 56
    • 71

    Partly Sunny

    • 56
    • 74

    Mostly Cloudy

    • 56
    • 71

    Partly Sunny

    • 56
    • 71

    Partly Sunny

Today 15 Aug San Francisco Bay Shoreline

Sunny. Highs in the lower to mid 70s. West Winds 10 to 20 Mph.

Tonight 15 Aug 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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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hillsborough Temperature Statistics

August Temperature

San Francisco, San Francisco International Airport (3.1 miles)

  • Lowest 3 August, 2026

    56.6 °F

  • Average August

    65.4 °F

  • Highest 2 August, 2026

    80.7 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (3.1 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    66.8 °F
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