Aztalan State Park Weather Forecast

    • 69
    • 81

    Rain Showers Likely

    • 60
    • 83

    Partly Sunny

    • 61
    • 80

    Mostly Sunny

    • 63
    • 81

    Rain Showers Likely

    • 57
    • 77

    Chance Thunderstorms

    • 56
    • 75

    Partly Sunny

Today 15 Aug Jefferson

Mostly cloudy. Chance of light Showers and slight chance of Thunderstorms in the Morning, then slight chance of light Showers late in the morning. Highs in the lower 80s. East Winds 5 to 10 Mph. Chance of precipitation 40 percent.

Tonight 15 Aug Jefferson

Mostly cloudy. A 40 percent chance of light Showers and Thunderstorms in the late evening and overnight. Lows in the upper 60s. Southeast Winds up to 5 Mph shifting to the west after midnight.

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Aztalan State Park Temperature Statistics

August Temperature

Watertown (9.9 miles)

  • Lowest 3 August, 2026

    52.9 °F

  • Average August

    70.9 °F

  • Highest 7 August, 2026

    83.8 °F

Climate (2021–2026)

Watertown (9.9 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.9 °F

  • Average High 2021–2026

    53.9 °F
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