Clear Lake Weather Forecast

    • 41
    • 65

    Increasing Clouds

    • 48
    • 75

    Chance Rain Showers

    • 54
    • 86

    Mostly Sunny

    • 56
    • 91

    Mostly Sunny

    • 55
    • 84

    Breezy

    • 53
    • 79

    Chance Thunderstorms

Today 22 May Brown

Breezy. Mostly cloudy with Showers likely in the Morning, then mostly sunny in the afternoon. Highs in the mid 60s. West Winds 10 to 25 Mph, increasing to 20 to 25 Mph in the afternoon. Chance of precipitation 70 percent.

Tonight 22 May Brown

Mostly clear. Lows in the lower 40s. Northwest Winds up to 10 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

May Temperature

Ainsworth Regional Airport (21.7 miles)

  • Lowest 1 May, 2026

    30.9 °F

  • Average May

    56.1 °F

  • Highest 11 May, 2026

    88 °F

Climate (2021–Present)

Ainsworth Regional Airport (21.7 miles)

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

  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    62.5 °F
Get WillyWeather+ to remove ads