Westborough Weather Forecast

    • 54
    • 81

    Increasing Clouds

    • 52
    • 68

    Mostly Cloudy

    • 50
    • 64

    Chance Rain

    • 49
    • 64

    Rain Likely

    • 48
    • 62

    Mostly Sunny

    • 50
    • 69

    Mostly Sunny

Today 29 Mar San Francisco Bay Shoreline

Sunny. Highs in the upper 70s to mid 80s. Light Winds. Becoming northwest 5 to 10 Mph in the afternoon.

Tonight 29 Mar San Francisco Bay Shoreline

Partly cloudy. Lows in the mid 50s. West Winds 5 to 10 Mph. Becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Westborough Temperature Statistics

March Temperature

San Francisco, San Francisco International Airport (5 miles)

  • Lowest 5 March, 2026

    46.7 °F

  • Average March

    62.6 °F

  • Highest 20 March, 2026

    89.7 °F

Climate (2021–Present)

San Francisco, San Francisco International Airport (5 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    66.7 °F
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