Flat Lake Weather Forecast

    • -15
    • -3

    Snow

    • -2
    • 3

    Snow Likely

    • -6
    • 10

    Snow

    • -12
    • 5

    Blustery

    • -3
    • 7

    Chance Snow

    • -7
    • 9

    Partly Sunny

    • -14
    • 10

    Cold

Today 3 Feb McHenry

Mostly sunny. Areas of blowing and Drifting snow. Brisk. Highs around 5 below. Northwest Winds 15 to 25 Mph. Wind Chills around 35 below.

Tonight 3 Feb McHenry

Increasing Clouds. Lows around 15 below. Northwest Winds 5 to 15 Mph. Wind Chills around 35 below.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Flat Lake Temperature Statistics

February Temperature

Harvey Municipal Airport (22.4 miles)

  • Lowest 1 February, 2025

    6.8 °F

  • Average February

    21.2 °F

  • Highest 1 February, 2025

    30.2 °F

Climate (2020–Present)

Harvey Municipal Airport (22.4 miles)

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

  • Average Low 2020–2025

    30.1 °F

  • Average 2020–2025

    41.2 °F

  • Average High 2020–2025

    51.8 °F
Get WillyWeather+ to remove ads