Barrington Weather Forecast

    • 52
    • 73

    Increasing Clouds

    • 60
    • 75

    Mostly Cloudy

    • 65
    • 75

    Rain Showers

    • 54
    • 73

    Rain Showers Likely

    • 51
    • 65

    Partly Sunny

    • 52
    • 64

    Partly Sunny

Today 28 Sep Northern Cook

Partly cloudy in the morning then clearing. Patchy fog early in the morning. Highs in the lower 70s Inland, but only in the upper 60s near the lake. Northeast Winds around 5 Mph.

Tonight 28 Sep Northern Cook

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barrington Temperature Statistics

September Temperature

Chicago / Wheeling, Pal-Waukee Airport (11.8 miles)

  • Lowest 26 September, 2026

    46.9 °F

  • Average September

    70 °F

  • Highest 2 September, 2026

    96.7 °F

Climate (2021–2026)

Chicago / Wheeling, Pal-Waukee Airport (11.8 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.5 °F
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