Ellisburg Weather Forecast

    • 52
    • 74

    Increasing Clouds

    • 42
    • 67

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

    • 59
    • 76

    Partly Sunny

    • 61
    • 77

    Chance Rain Showers

    • 60
    • 79

    Chance Rain Showers

Today 18 Sep Jefferson

Sunny. Highs Ranging from the lower 70s on the tug hill to the mid 70s across the lower Elevations. Light Winds, becoming southwest 5 to 10 Mph.

Tonight 18 Sep Jefferson

Mainly clear with some patchy fog. Lows in the upper 40s. Light south Winds.

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Ellisburg Temperature Statistics

September Temperature

Watertown, Watertown International Airport (18.6 miles)

  • Lowest 9 September, 2025

    39.9 °F

  • Average September

    61.3 °F

  • Highest 4 September, 2025

    80.1 °F

Climate (2020–Present)

Watertown, Watertown International Airport (18.6 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    57.7 °F
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