Jefferson County Fairgrounds Weather Forecast

    • 36
    • 58

    Rain Showers

    • 45
    • 64

    Partly Sunny

    • 39
    • 68

    Slight Chance Rain Showers

    • 37
    • 59

    Mostly Sunny

    • 40
    • 61

    Rain Showers Likely

    • 43
    • 63

    Chance Rain Showers

Today 7 May Jefferson

Mostly cloudy. Areas of frost in the morning. Slight chance of light rain Showers in the late morning and afternoon. Slight chance of Thunderstorms early in the afternoon. Highs in the upper 50s. West Winds up to 10 Mph. Chance of precipitation 20 percent.

Tonight 7 May Jefferson

Mostly clear. Areas of frost early in the morning. Lows in the mid 30s. North Winds up to 5 Mph through around midnight becoming calm.

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Jefferson County Fairgrounds Temperature Statistics

May Temperature

Watertown (11.8 miles)

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Climate (2021–Present)

Watertown (11.8 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    54.6 °F
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