Aztalan State Park Weather Forecast

    • 40
    • 62

    Increasing Clouds

    • 44
    • 59

    Mostly Cloudy

    • 48
    • 63

    Rain Showers Likely

    • 50
    • 69

    Mostly Cloudy

    • 51
    • 76

    Partly Sunny

    • 55
    • 80

    Partly Sunny

Today 20 May Jefferson

Cooler. Mostly sunny. Highs in the lower 60s. North Winds 5 to 10 Mph.

Tonight 20 May Jefferson

Partly cloudy. Lows around 40. East Winds 5 to 10 Mph.

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Aztalan State Park Temperature Statistics

May Temperature

Watertown (9.9 miles)

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Climate (2021–Present)

Watertown (9.9 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    54.5 °F
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