Jefferson County Fairgrounds Weather Forecast

    • 59
    • 71

    Rain Showers

    • 62
    • 77

    Chance Thunderstorms

    • 58
    • 79

    Rain Showers

    • 52
    • 72

    Chance Thunderstorms

    • 53
    • 75

    Slight Chance Rain Showers

    • 43
    • 76

    Rain Showers Likely

Today 12 Apr Jefferson

Warmer. Mostly cloudy. Scattered light rain Showers and chance of Thunderstorms until late Afternoon, then numerous light rain Showers and chance of Thunderstorms late in the afternoon. Highs in the lower 70s. Southwest Winds 10 to 20 Mph with Gusts to around 35 Mph. Chance of precipitation 70 percent.

Tonight 12 Apr Jefferson

Warmer, cloudy. Numerous rain Showers in the evening. Chance of Thunderstorms until early morning. Scattered light rain Showers in the late evening and overnight. Patchy fog after midnight. Lows in the upper 50s. Southwest Winds 10 to 20 Mph. Gusts up to 35 Mph through around midnight. Chance of precipitation 70 percent.

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Jefferson County Fairgrounds Temperature Statistics

April Temperature

Watertown (11.8 miles)

  • Lowest 7 April, 2026

    19.6 °F

  • Average April

    41.1 °F

  • Highest 8 April, 2026

    68.4 °F

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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