Westborough Weather Forecast

    • 51
    • 57

    Increasing Clouds

    • 51
    • 61

    Chance Rain

    • 52
    • 63

    Mostly Cloudy

    • 53
    • 65

    Mostly Cloudy

    • 52
    • 63

    Mostly Cloudy

    • 52
    • 63

    Mostly Sunny

Today 3 May San Francisco Bay Shoreline

Mostly cloudy late in the morning then becoming partly cloudy. Highs in the upper 50s to mid 60s. West Winds 5 to 15 Mph.

Tonight 3 May San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. West Winds 5 to 15 Mph.

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Westborough Temperature Statistics

May Temperature

San Francisco, San Francisco International Airport (5 miles)

  • Lowest

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  • Average May

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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

    58.6 °F

  • Average High 2021–2026

    66.8 °F
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