Barrington Weather Forecast

    • 62
    • 74

    Slight Chance Rain Showers

    • 62
    • 73

    Rain Showers

    • 62
    • 79

    Rain Showers

    • 55
    • 68

    Rain Showers Likely

    • 52
    • 65

    Chance Rain Showers

    • 54
    • 66

    Mostly Cloudy

Today 17 Sep Northern Cook

Cloudy. A chance of Showers late in the Morning, then a slight chance of Showers in the afternoon. Highs in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of precipitation 40 percent.

Tonight 17 Sep Northern Cook

Mostly cloudy. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barrington Temperature Statistics

September Temperature

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

  • Lowest 14 September, 2026

    50 °F

  • Average September

    74 °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

    61.6 °F
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