Westborough Weather Forecast

    • 50
    • 62

    Increasing Clouds

    • 53
    • 61

    Chance Rain

    • 51
    • 63

    Partly Sunny

    • 55
    • 71

    Mostly Sunny

    • 55
    • 75

    Mostly Sunny

    • 55
    • 70

    Mostly Sunny

    • 54
    • 69

    Partly Sunny

Today 7 Jun San Francisco Bay Shoreline

Sunny. Highs in the upper 60s to mid 70s. West Winds 10 to 20 Mph.

Tonight 7 Jun San Francisco Bay Shoreline

Partly cloudy. Lows in the lower 50s. West Winds 10 to 20 Mph.

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Westborough Temperature Statistics

June Temperature

San Francisco, San Francisco International Airport (5 miles)

  • Lowest 2 June, 2026

    52.6 °F

  • Average June

    61.3 °F

  • Highest 1 June, 2026

    71.7 °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

    58.6 °F

  • Average High 2021–2026

    66.8 °F
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