San Martin Weather Forecast

    • 53
    • 87

    Mostly Sunny

    • 52
    • 91

    Mostly Sunny

    • 47
    • 78

    Mostly Sunny

    • 49
    • 79

    Mostly Sunny

    • 54
    • 77

    Partly Sunny

    • 51
    • 77

    Mostly Sunny

    • 52
    • 82

    Sunny

Today 4 Jun Santa Clara Valley Including San Jose

Sunny. Highs in the 80s. Northwest Winds 5 to 15 Mph.

Tonight 4 Jun Santa Clara Valley Including San Jose

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s. Northwest Winds 10 to 15 Mph becoming southwest up to 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Martin Temperature Statistics

June Temperature

South County Airport of Santa Clara County (0.6 miles)

  • Lowest 1 June, 2026

    50 °F

  • Average June

    64.6 °F

  • Highest 1 June, 2026

    89.6 °F

Climate (2021–Present)

South County Airport of Santa Clara County (0.6 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    58.8 °F

  • Average High 2021–2026

    73.1 °F
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