Merrillville Weather Forecast

    • 32
    • 42

    Becoming Sunny

    • 41
    • 60

    Mostly Sunny

    • 57
    • 65

    Rain Showers

    • 64
    • 75

    Chance Thunderstorms

    • 62
    • 79

    Rain Showers Likely

    • 51
    • 71

    Chance Rain Showers

    • 53
    • 69

    Mostly Sunny

Today 24 Apr Lake

Mostly cloudy late in the Morning, then becoming partly cloudy. Highs in the mid 40s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 24 Apr Lake

Mostly clear in the Evening, then becoming partly cloudy. Widespread frost. Cold. Lows in the lower 30s. Northeast Winds 5 to 10 Mph, becoming east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merrillville Temperature Statistics

April Temperature

Gary Regional Airport (9.3 miles)

  • Lowest 3 April, 2024

    35.6 °F

  • Average April

    50.2 °F

  • Highest 16 April, 2024

    80.6 °F

Climate (2019–Present)

Gary Regional Airport (9.3 miles)

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  • Average Low 2019–2024

    43.8 °F

  • Average 2019–2024

    51.2 °F

  • Average High 2019–2024

    60.1 °F
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