Terhune Weather Forecast

    • 36
    • 64

    Sunny

    • 38
    • 68

    Sunny

    • 40
    • 71

    Mostly Sunny

    • 43
    • 72

    Mostly Sunny

    • 44
    • 71

    Mostly Sunny

    • 43
    • 70

    Mostly Sunny

Today 18 Oct Boone

Sunny. Areas of frost early this Morning, then widespread frost toward daybreak. Patchy frost through early afternoon. Highs in the mid 60s. Light and variable Winds, becoming south 5 to 10 Mph.

Tonight 18 Oct Boone

Clear. Areas of frost toward daybreak. Lows in the mid 30s. Southeast Winds around 5 Mph.

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Terhune Temperature Statistics

October Temperature

INDIANAPOLIS (9.3 miles)

  • Lowest 6 October, 2026

    39.4 °F

  • Average October

    63 °F

  • Highest 13 October, 2026

    87.8 °F

Climate (2021–2026)

INDIANAPOLIS (9.3 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62.4 °F
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