Mount Pleasant South Weather Forecast

    • 52
    • 81

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 51
    • 76

    Partly Sunny

    • 49
    • 71

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 52
    • 77

    Partly Sunny

Today 23 May Santa Clara Valley Including San Jose

Sunny. Highs in the upper 70s. South Winds 5 to 10 Mph.

Tonight 23 May Santa Clara Valley Including San Jose

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Pleasant South Temperature Statistics

May Temperature

San Jose / Reid / Hillv (1.2 miles)

  • Lowest 4 May, 2026

    50 °F

  • Average May

    67.3 °F

  • Highest 21 May, 2026

    89.6 °F

Climate (2021–Present)

San Jose / Reid / Hillv (1.2 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    72.3 °F
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