Clearlake Weather Forecast

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Rain Showers

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    Rain Showers Likely

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    Chance Rain Showers

Today 30 Jan Southern Lake County

Mostly sunny. Patchy valley fog in the morning. Highs 50 to 60.

Tonight 30 Jan Southern Lake County

Mostly cloudy. Slight chance of rain in the Evening, then chance of rain overnight. Lows 34 to 44.

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Clearlake Temperature Statistics

January Temperature

Ukiah Municipal Airport (32.9 miles)

  • Lowest 21 January, 2025

    29.8 °F

  • Average January

    49.7 °F

  • Highest 23 January, 2025

    72.6 °F

Climate (2020–Present)

Ukiah Municipal Airport (32.9 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    60.6 °F

  • Average High 2020–2025

    76.3 °F
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