Smith Valley Weather Forecast

    • 64
    • 89

    Rain Showers Likely

    • 59
    • 73

    Rain Showers Likely

    • 57
    • 69

    Chance Thunderstorms

    • 56
    • 69

    Slight Chance Thunderstorms

    • 55
    • 71

    Mostly Cloudy

    • 52
    • 72

    Partly Sunny

Today 20 Sep Johnson

Partly cloudy. A chance of Showers and Thunderstorms late this afternoon. Highs in the upper 80s. Southeast Winds around 5 Mph, becoming northwest late this afternoon. Chance of rain 50 percent.

Tonight 20 Sep Johnson

Mostly cloudy with a chance of Showers. A chance of Thunderstorms through the late Overnight, then a slight chance of Thunderstorms toward daybreak. Lows in the mid 60s. Northeast Winds around 10 Mph. Chance of rain 50 percent.

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Smith Valley Temperature Statistics

September Temperature

Indianapolis International Airport (9.3 miles)

  • Lowest 14 September, 2026

    58.6 °F

  • Average September

    79.7 °F

  • Highest 4 September, 2026

    97.6 °F

Climate (2021–2026)

Indianapolis International Airport (9.3 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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