Mount Pleasant South Weather Forecast

    • 56
    • 78

    Becoming Sunny

    • 60
    • 85

    Mostly Sunny

    • 65
    • 89

    Partly Sunny

    • 71
    • 92

    Partly Sunny

    • 65
    • 92

    Mostly Sunny

    • 61
    • 86

    Partly Sunny

Today 6 Sep Santa Clara Valley Including San Jose

Partly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 80s. Northwest Winds up to 5 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 6 Sep Santa Clara Valley Including San Jose

Mostly clear. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Pleasant South Temperature Statistics

September Temperature

San Jose / Reid / Hillv (1.2 miles)

  • Lowest 2 September, 2026

    57.2 °F

  • Average September

    70.3 °F

  • Highest 2 September, 2026

    78.8 °F

Climate (2021–2026)

San Jose / Reid / Hillv (1.2 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    72.3 °F
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