Bon Tempe Lake Weather Forecast

    • 44
    • 54

    Mostly Sunny

    • 46
    • 60

    Mostly Sunny

    • 47
    • 61

    Partly Sunny

    • 46
    • 62

    Partly Sunny

    • 47
    • 61

    Partly Sunny

    • 48
    • 62

    Partly Sunny

    • 48
    • 63

    Partly Sunny

Today 4 Dec North Bay Interior Valleys

Sunny. Highs in the lower 50s to mid 60s. South Winds 5 to 10 Mph.

Tonight 4 Dec North Bay Interior Valleys

Mostly clear except patchy fog after midnight. Lows in the 30s to upper 40s. Northwest Winds up to 5 Mph.

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Bon Tempe Lake Temperature Statistics

December Temperature

Novato / Gnoss Field (13 miles)

  • Lowest 2 December, 2025

    37.4 °F

  • Average December

    47.9 °F

  • Highest 2 December, 2025

    62.6 °F

Climate (2020–Present)

Novato / Gnoss Field (13 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    72.3 °F
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