Smith Falls State Park Weather Forecast

    • 56
    • 69

    Rain Showers

    • 51
    • 67

    Rain Showers Likely

    • 52
    • 72

    Partly Sunny

    • 55
    • 79

    Partly Sunny

    • 55
    • 82

    Mostly Sunny

    • 52
    • 78

    Mostly Sunny

Today 17 Sep Eastern Cherry

Patchy fog in the morning. Showers likely and a slight chance of Thunderstorms in the Morning, then Showers likely and a chance of Thunderstorms in the afternoon. Highs in the upper 60s. Northeast Winds around 10 Mph, becoming west in the afternoon. Chance of precipitation 70 percent.

Tonight 17 Sep Eastern Cherry

Mostly cloudy. Showers likely and a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the mid 50s. West Winds around 10 Mph. Chance of precipitation 70 percent.

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Smith Falls State Park Temperature Statistics

September Temperature

Valentine, Miller Field (11.8 miles)

  • Lowest 6 September, 2025

    35.1 °F

  • Average September

    66 °F

  • Highest 12 September, 2025

    91.9 °F

Climate (2020–Present)

Valentine, Miller Field (11.8 miles)

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  • Average Low 2020–2025

    36.9 °F

  • Average 2020–2025

    50.4 °F

  • Average High 2020–2025

    64.1 °F
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