Greenbriar Weather Forecast

    • 40
    • 84

    Thunderstorms

    • 29
    • 47

    Partly Sunny

    • 38
    • 51

    Partly Sunny

    • 52
    • 59

    Mostly Cloudy

    • 59
    • 72

    Chance Thunderstorms

    • 62
    • 76

    Chance Rain

Today 26 Mar Marion

Partly cloudy. Warmer with Highs in the mid 80s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 26 Mar Marion

Showers and Thunderstorms through the late Overnight, then Showers toward daybreak. Locally heavy rainfall possible through the late overnight. Much cooler with Lows in the lower 40s. North Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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Greenbriar Temperature Statistics

March Temperature

Indianapolis, Eagle Creek Airpark (7.5 miles)

  • Lowest 17 March, 2026

    16.6 °F

  • Average March

    48.7 °F

  • Highest 22 March, 2026

    86 °F

Climate (2021–Present)

Indianapolis, Eagle Creek Airpark (7.5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    65.2 °F
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