Lake Arlington Weather Forecast

    • 74
    • 95

    Patchy Smoke

    • 72
    • 91

    Slight Chance Thunderstorms

    • 73
    • 89

    Rain Showers Likely

    • 67
    • 90

    Chance Thunderstorms

    • 67
    • 83

    Partly Sunny

    • 68
    • 88

    Chance Thunderstorms

    • 62
    • 84

    Mostly Sunny

Today 15 Jul Northern Cook

Partly cloudy. Hot. Near steady temperature in the lower 90s. North Winds around 5 Mph.

Tonight 15 Jul Northern Cook

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy smoke late. Lows in the mid 70s. Northeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arlington Temperature Statistics

July Temperature

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

  • Lowest 7 July, 2026

    62.7 °F

  • Average July

    77.1 °F

  • Highest 1 July, 2026

    95.6 °F

Climate (2021–2026)

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

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

  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
Get WillyWeather+ to remove ads