Greenbriar Weather Forecast

    • 52
    • 69

    Mostly Cloudy

    • 60
    • 71

    Rain Showers Likely

    • 59
    • 76

    Chance Rain Showers

    • 62
    • 81

    Chance Thunderstorms

    • 63
    • 81

    Chance Rain Showers

    • 65
    • 83

    Chance Thunderstorms

    • 66
    • 82

    Rain Showers Likely

Today 21 May Marion

Partly cloudy. Highs in the upper 60s. East Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 21 May Marion

Partly cloudy. Lows in the lower 50s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph through the late overnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Greenbriar Temperature Statistics

May Temperature

Indianapolis, Eagle Creek Airpark (7.5 miles)

  • Lowest 2 May, 2026

    38.6 °F

  • Average May

    58.8 °F

  • Highest 17 May, 2026

    84.7 °F

Climate (2021–Present)

Indianapolis, Eagle Creek Airpark (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    65.4 °F
Get WillyWeather+ to remove ads