Colonial Weather Forecast

    • 51
    • 74

    Increasing Clouds

    • 55
    • 81

    Mostly Sunny

    • 60
    • 96

    Sunny

    • 56
    • 91

    Mostly Sunny

    • 51
    • 80

    Partly Sunny

    • 50
    • 76

    Mostly Sunny

    • 51
    • 75

    Mostly Sunny

Today 28 May Santa Clara Valley Including San Jose

Sunny. Highs in the 70s. Northwest Winds 10 to 20 Mph.

Tonight 28 May Santa Clara Valley Including San Jose

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 50s. Northwest Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colonial Temperature Statistics

May Temperature

San Jose, San Jose International Airport (4.3 miles)

  • Lowest 4 May, 2025

    46.7 °F

  • Average May

    63.5 °F

  • Highest 9 May, 2025

    87.7 °F

Climate (2020–Present)

San Jose, San Jose International Airport (4.3 miles)

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  • Average Low 2020–2025

    51.9 °F

  • Average 2020–2025

    61.6 °F

  • Average High 2020–2025

    72.7 °F
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