Deer Park Weather Forecast

    • 44
    • 56

    Areas Fog

    • 46
    • 58

    Partly Sunny

    • 47
    • 61

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

    • 45
    • 62

    Mostly Sunny

    • 47
    • 61

    Partly Sunny

Today 8 Dec North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Widespread fog in the morning. Highs in the mid 40s to lower 60s. Northeast Winds up to 5 Mph. Becoming southwest in the afternoon.

Tonight 8 Dec North Bay Interior Valleys

Partly cloudy. Areas of fog in the Evening, then widespread fog after midnight. Lows in the 40s. North Winds up to 5 Mph.

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Deer Park Temperature Statistics

December Temperature

Novato / Gnoss Field (11.8 miles)

  • Lowest 2 December, 2025

    37.4 °F
  • Average December

    47.1 °F
  • Highest 3 December, 2025

    71.6 °F

Climate (2020–Present)

Novato / Gnoss Field (11.8 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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