Chatham Weather Forecast

    • 46
    • 63

    Rain Showers

    • 42
    • 52

    Partly Sunny

    • 40
    • 53

    Partly Sunny

    • 38
    • 49

    Partly Sunny

    • 42
    • 52

    Partly Sunny

    • 46
    • 64

    Chance Rain Showers

    • 48
    • 66

    Slight Chance Thunderstorms

Today 28 Apr Central Cook

Mostly cloudy. Highs in the upper 50s. West Winds 10 to 15 Mph. Gusts up to 25 Mph in the morning.

Tonight 28 Apr Central Cook

Mostly cloudy. Scattered Showers. Lows in the mid to upper 40s. Southwest Winds around 5 Mph, becoming north after midnight. Chance of precipitation 30 percent.

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Chatham Temperature Statistics

April Temperature

Chicago, Chicago Midway Airport (7.5 miles)

  • Lowest 7 April, 2026

    30 °F

  • Average April

    52.9 °F

  • Highest 17 April, 2026

    81 °F

Climate (2021–Present)

Chicago, Chicago Midway Airport (7.5 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    62 °F
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