Clear Lake Weather Forecast

    • 67
    • 84

    Slight Chance Thunderstorms

    • 70
    • 81

    Rain Showers

    • 62
    • 80

    Chance Rain Showers

    • 56
    • 77

    Mostly Sunny

    • 62
    • 79

    Chance Rain Showers

    • 59
    • 78

    Chance Rain Showers

Today 14 Aug Allegan

Partly sunny in the morning then becoming mostly sunny. Highs in the mid 80s. Light Winds.

Tonight 14 Aug Allegan

Partly cloudy. A 20 percent chance of Showers after midnight. Lows in the upper 60s. Light Winds becoming east 10 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

August Temperature

South Haven, South Haven Area Regional Airport (13 miles)

  • Lowest 3 August, 2026

    57.2 °F

  • Average August

    72.3 °F

  • Highest 4 August, 2026

    84.2 °F

Climate (2021–2026)

South Haven, South Haven Area Regional Airport (13 miles)

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

  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.6 °F
Get WillyWeather+ to remove ads