Clear Lake Weather Forecast

    • 39
    • 52

    Mostly Cloudy

    • 35
    • 53

    Mostly Cloudy

    • 46
    • 58

    Partly Sunny

    • 29
    • 64

    Chance Rain Showers

    • 28
    • 41

    Partly Sunny

    • 32
    • 50

    Mostly Cloudy

    • 38
    • 51

    Chance Rain Showers

Today 19 Mar Allegan

Mostly sunny. Highs around 50. Light Winds.

Tonight 19 Mar Allegan

Partly cloudy. Lows in the upper 30s. Light Winds becoming south 5 to 10 Mph with Gusts to around 20 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    17.6 °F

  • Average March

    41.9 °F

  • Highest 9 March, 2026

    75.2 °F

Climate (2021–Present)

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

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

  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.5 °F
Get WillyWeather+ to remove ads