Rosemary Garden Weather Forecast

    • 61
    • 86

    Mostly Sunny

    • 58
    • 87

    Partly Sunny

    • 56
    • 79

    Mostly Sunny

    • 55
    • 79

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 56
    • 80

    Mostly Sunny

Today 23 Sep Santa Clara Valley Including San Jose

Partly cloudy in the morning then becoming sunny. Highs in the mid 80s to lower 90s. Light Winds. Becoming northwest 5 to 10 Mph in the afternoon.

Tonight 23 Sep Santa Clara Valley Including San Jose

Mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph in the evening. Becoming light.

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Rosemary Garden Temperature Statistics

September Temperature

San Jose, San Jose International Airport (0.6 miles)

  • Lowest 5 September, 2026

    54.6 °F

  • Average September

    69.9 °F

  • Highest 9 September, 2026

    97.6 °F

Climate (2021–2026)

San Jose, San Jose International Airport (0.6 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    62.1 °F

  • Average High 2021–2026

    72.8 °F
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