Smithville Weather Forecast

    • 34
    • 49

    Mostly Sunny

    • 45
    • 58

    Partly Sunny

    • 48
    • 61

    Mostly Cloudy

    • 53
    • 64

    Mostly Cloudy

    • 54
    • 65

    Chance Rain Showers

    • 49
    • 64

    Rain Showers Likely

Today 31 Oct Jefferson

Sunny. Highs Ranging from the mid 40s on the tug hill to around 50 across the lower Elevations. Light Winds.

Tonight 31 Oct Jefferson

Partly cloudy. Lows Ranging from the lower 30s across the tug hill to the upper 30s along the lake Ontario shore. Light Winds.

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Smithville Temperature Statistics

October Temperature

Watertown, Watertown International Airport (8.7 miles)

  • Lowest 24 October, 2026

    25.6 °F

  • Average October

    49.8 °F

  • Highest 1 October, 2026

    71.7 °F

Climate (2021–2026)

Watertown, Watertown International Airport (8.7 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    57.5 °F
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