Lake Arlington Weather Forecast

    • 38
    • 54

    Chance Rain Showers

    • 37
    • 55

    Partly Sunny

    • 36
    • 51

    Partly Sunny

    • 41
    • 54

    Partly Sunny

    • 47
    • 66

    Chance Rain Showers

    • 45
    • 67

    Slight Chance Rain Showers

    • 48
    • 66

    Chance Rain Showers

Today 29 Apr Northern Cook

Mostly cloudy. A slight chance of Showers late in the morning. A chance of Showers in the afternoon. Highs in the mid 50s Inland, but only in the upper 40s near the lake. North Winds 10 to 15 Mph. Chance of precipitation 30 percent.

Tonight 29 Apr Northern Cook

Partly cloudy. A slight chance of Showers early in the evening. Lows in the upper 30s. North Winds 5 to 10 Mph, becoming northwest after midnight. Chance of precipitation 20 percent.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arlington Temperature Statistics

April Temperature

Chicago / Wheeling, Pal-Waukee Airport (2.5 miles)

  • Lowest 7 April, 2026

    28.7 °F
  • Average April

    53.1 °F
  • Highest 12 April, 2026

    81.6 °F

Climate (2021–Present)

Chicago / Wheeling, Pal-Waukee Airport (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    44.1 °F
  • Average 2021–2026

    52.9 °F
  • Average High 2021–2026

    61.6 °F
Get WillyWeather+ to remove ads