Riverside Weather Forecast

    • 57
    • 83

    Mostly Sunny

    • 55
    • 70

    Mostly Sunny

    • 62
    • 82

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 59
    • 78

    Mostly Sunny

Today 27 May Central Cook

Partly cloudy in the morning then clearing. Highs in the lower 80s Inland, but only in the lower 70s near the lake. Northeast Winds 5 to 10 Mph.

Tonight 27 May Central Cook

Mostly clear. Lows in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Riverside Temperature Statistics

May Temperature

Chicago, Chicago Midway Airport (5 miles)

  • Lowest 2 May, 2026

    33.1 °F

  • Average May

    59.4 °F

  • Highest 17 May, 2026

    86 °F

Climate (2021–Present)

Chicago, Chicago Midway Airport (5 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    62 °F
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