Clearlake Weather Forecast

    • 32
    • 59

    Sunny

    • 36
    • 57

    Rain

    • 43
    • 51

    Rain

    • 46
    • 55

    Rain

    • 44
    • 56

    Rain Likely

    • 39
    • 54

    Rain Likely

Today 29 Jan Southern Lake County

Sunny. Highs 52 to 62.

Tonight 29 Jan Southern Lake County

Mostly clear. Patchy valley fog overnight. Lows 30 to 40.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clearlake Temperature Statistics

January Temperature

Ukiah Municipal Airport (32.9 miles)

  • Lowest 21 January, 2025

    29.8 °F

  • Average January

    49.9 °F

  • Highest 23 January, 2025

    72.6 °F

Climate (2020–Present)

Ukiah Municipal Airport (32.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    60.6 °F

  • Average High 2020–2025

    76.3 °F
Get WillyWeather+ to remove ads