Mount Hamilton Weather Forecast

    • 49
    • 66

    Sunny

    • 48
    • 65

    Partly Sunny

    • 45
    • 63

    Mostly Sunny

    • 45
    • 62

    Mostly Sunny

    • 45
    • 62

    Mostly Sunny

    • 42
    • 57

    Partly Sunny

Today 16 Jan Eastern Santa Clara Hills

Sunny. Highs in the upper 60s. Northwest Winds around 5 Mph. Becoming northeast in the afternoon.

Tonight 16 Jan Eastern Santa Clara Hills

Clear. Lows in the lower 40s to mid 50s. Northwest Winds around 5 Mph.

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Mount Hamilton Temperature Statistics

January Temperature

San Jose / Reid / Hillv (9.3 miles)

  • Lowest 10 January, 2026

    32 °F

  • Average January

    54.3 °F

  • Highest 13 January, 2026

    66.2 °F

Climate (2021–Present)

San Jose / Reid / Hillv (9.3 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    63.5 °F

  • Average High 2021–2026

    72.1 °F
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