Chatham Weather Forecast

    • 64
    • 79

    Chance Thunderstorms

    • 59
    • 82

    Thunderstorms

    • 59
    • 71

    Rain Showers

    • 52
    • 74

    Chance Thunderstorms

    • 56
    • 80

    Rain Showers

    • 40
    • 66

    Chance Rain Showers

Today 13 Apr Central Cook

Mostly cloudy. A chance of Showers and Thunderstorms in the afternoon. Highs in the upper 70s. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon. Chance of precipitation 40 percent.

Tonight 13 Apr Central Cook

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers and Thunderstorms after midnight. A chance of Showers and Thunderstorms late. Breezy with Lows in the mid 60s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 40 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

    47.7 °F

  • Highest 2 April, 2026

    71.1 °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

    54.3 °F

  • Average High 2021–2026

    61.9 °F
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