Bear River Mouth Weather Forecast

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    Increasing Clouds

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    Rain

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    Rain

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    Rain

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    Rain

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    Rain Likely

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    Rain Likely

Today 30 Dec Northern Humboldt Coast

Sunny. Patchy frost in the morning. Highs 54 to 64. Southeast wind around 5 Mph shifting to the west in the afternoon.

Tonight 30 Dec Northern Humboldt Coast

Mostly cloudy. Patchy fog in the evening. Lows 37 to 47. Light Winds becoming east around 5 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bear River Mouth Temperature Statistics

December Temperature

Fortuna Rohnerville Airport (14.3 miles)

  • Lowest 28 December, 2025

    33.8 °F

  • Average December

    48.8 °F

  • Highest 9 December, 2025

    62.6 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (14.3 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.4 °F
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