Boone County Airport Weather Forecast

    • 67
    • 86

    Severe Tstms

    • 67
    • 84

    Rain Showers Likely

    • 66
    • 82

    Rain Showers

    • 63
    • 79

    Chance Rain Showers

    • 68
    • 82

    Slight Chance Thunderstorms

    • 66
    • 85

    Chance Rain Showers

Today 11 Aug Boone

Mostly cloudy. A chance of Showers and Thunderstorms early this Afternoon, then Showers and Thunderstorms likely late this afternoon. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy rainfall. Highs in the mid 80s. Southwest Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 11 Aug Boone

Mostly Cloudy, then becoming partly cloudy late this Afternoon, then becoming mostly cloudy. Showers with Thunderstorms likely this Afternoon, then a chance of Showers and Thunderstorms. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy Rainfall, then some Thunderstorms may produce heavy rainfall through the late overnight. Some Thunderstorms may produce heavy rainfall toward daybreak. Humid with Lows in the upper 60s. North Winds 10 to 15 Mph, becoming south late this Afternoon, then Diminishing to 5 to 10 Mph. Chance of rain 90 percent.

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Boone County Airport Temperature Statistics

August Temperature

INDIANAPOLIS (9.9 miles)

  • Lowest 4 August, 2026

    55.6 °F
  • Average August

    72 °F
  • Highest 8 August, 2026

    85.1 °F

Climate (2021–2026)

INDIANAPOLIS (9.9 miles)

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  • Average Low 2021–2026

    43 °F
  • Average 2021–2026

    52.8 °F
  • Average High 2021–2026

    62.4 °F
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