Gary/Chicago International Airport Weather Forecast

    • 60
    • 74

    Rain Showers

    • 49
    • 71

    Rain Showers Likely

    • 58
    • 77

    Mostly Cloudy

    • 38
    • 68

    Chance Rain Showers

    • 37
    • 51

    Mostly Sunny

    • 40
    • 53

    Mostly Sunny

Today 15 Apr Lake

Showers with a chance of Thunderstorms. Highs in the mid 70s. Southwest Winds 10 to 15 Mph. Chance of precipitation 90 percent.

Tonight 15 Apr Lake

A chance of Showers and Thunderstorms after Midnight, then Showers and Thunderstorms likely late. Some Thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 70 percent.

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  • Temperature Real-Time

Gary/Chicago International Airport Temperature Statistics

April Temperature

Gary Regional Airport (0 miles)

  • Lowest 7 April, 2026

    30.2 °F

  • Average April

    49 °F

  • Highest 12 April, 2026

    82.4 °F

Climate (2021–Present)

Gary Regional Airport (0 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.1 °F
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