Thornewood Open Space Preserve Weather Forecast

    • 44
    • 64

    Mostly Sunny

    • 46
    • 64

    Partly Sunny

    • 46
    • 62

    Mostly Cloudy

    • 45
    • 61

    Partly Sunny

    • 45
    • 60

    Partly Sunny

    • 44
    • 60

    Partly Sunny

Today 19 Jan Santa Cruz Mountains

Sunny. Highs in the 60s. North Winds 5 to 10 Mph.

Tonight 19 Jan Santa Cruz Mountains

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s. Northeast Winds 5 to 10 Mph.

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Thornewood Open Space Preserve Temperature Statistics

January Temperature

San Carlos Airport (8.7 miles)

  • Lowest 10 January, 2026

    37.4 °F

  • Average January

    50.8 °F

  • Highest 16 January, 2026

    69.8 °F

Climate (2021–Present)

San Carlos Airport (8.7 miles)

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  • Average Low 2021–2026

    51.4 °F

  • Average 2021–2026

    56.6 °F

  • Average High 2021–2026

    68.1 °F
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