South Side Weather Forecast

    • 50
    • 58

    Mostly Cloudy

    • 54
    • 60

    Rain Showers Likely

    • 56
    • 66

    Slight Chance Thunderstorms

    • 58
    • 74

    Slight Chance Thunderstorms

    • 60
    • 69

    Mostly Cloudy

    • 62
    • 72

    Mostly Cloudy

Today 21 May Central Cook

Partly cloudy. Breezy. Highs in the lower 60s Inland, but only in the upper 50s near the lake. Northeast Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 21 May Central Cook

Mostly cloudy. Lows around 50. Northeast Winds 10 to 15 Mph.

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South Side Temperature Statistics

May Temperature

Chicago, Chicago Midway Airport (7.5 miles)

  • Lowest 2 May, 2026

    33.1 °F

  • Average May

    58.8 °F

  • Highest 17 May, 2026

    86 °F

Climate (2021–Present)

Chicago, Chicago Midway Airport (7.5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    62 °F
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