Martinsville Weather Forecast

    • 57
    • 69

    Chance Rain Showers

    • 57
    • 70

    Mostly Cloudy

    • 57
    • 68

    Mostly Cloudy

    • 54
    • 73

    Partly Sunny

    • 47
    • 71

    Partly Sunny

    • 51
    • 72

    Partly Sunny

Today 21 Sep Morgan

Partly cloudy through early Afternoon, then clearing. Highs in the upper 70s.

Tonight 21 Sep Morgan

Mostly Cloudy, then becoming partly cloudy through the late Overnight, then becoming mostly cloudy. A slight chance of Showers this afternoon. Lows in the upper 50s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph late this afternoon. Chance of rain 20 percent.

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Martinsville Temperature Statistics

September Temperature

Indianapolis International Airport (21.7 miles)

  • Lowest 14 September, 2026

    58.6 °F

  • Average September

    79.4 °F

  • Highest 4 September, 2026

    97.6 °F

Climate (2021–2026)

Indianapolis International Airport (21.7 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.3 °F
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