Westborough Weather Forecast

    • 53
    • 65

    Increasing Clouds

    • 53
    • 61

    Mostly Cloudy

    • 52
    • 63

    Mostly Cloudy

    • 54
    • 63

    Cloudy

    • 54
    • 64

    Mostly Cloudy

    • 55
    • 64

    Mostly Cloudy

Today 16 Jul San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs in the 70s. West Winds 10 to 20 Mph.

Tonight 16 Jul San Francisco Bay Shoreline

Mostly clear. Lows in the upper 50s. West Winds 5 to 15 Mph.

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Westborough Temperature Statistics

July Temperature

San Francisco, San Francisco International Airport (5 miles)

  • Lowest 11 July, 2026

    53.7 °F

  • Average July

    63.2 °F

  • Highest 14 July, 2026

    81 °F

Climate (2021–2026)

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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