Jefferson County Fairgrounds Weather Forecast

    • 28
    • 40

    Decreasing Clouds

    • 23
    • 57

    Partly Sunny

    • 11
    • 29

    Snow Likely

    • 14
    • 28

    Mostly Cloudy

    • 21
    • 35

    Chance Snow

    • 25
    • 42

    Slight Chance Snow

Today 26 Feb Jefferson

Not as cold. Partly sunny. Highs around 40. Southwest Winds up to 10 Mph.

Tonight 26 Feb Jefferson

Not as cold. Mostly clear. Lows in the upper 20s. Southwest Winds 5 to 10 Mph.

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Jefferson County Fairgrounds Temperature Statistics

February Temperature

Watertown (11.8 miles)

  • Lowest 4 February, 2026

    -5.6 °F

  • Average February

    27.9 °F

  • Highest 16 February, 2026

    60.6 °F

Climate (2021–Present)

Watertown (11.8 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    45.6 °F

  • Average High 2021–2026

    54.7 °F
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