Aztalan State Park Weather Forecast

    • 37
    • 52

    Mostly Cloudy

    • 45
    • 64

    Partly Sunny

    • 27
    • 50

    Mostly Cloudy

    • 31
    • 47

    Mostly Cloudy

    • 32
    • 52

    Mostly Cloudy

    • 38
    • 51

    Mostly Cloudy

Today 20 Mar Jefferson

Mostly cloudy. Patchy fog in the morning. Highs in the mid 50s. Northwest Winds 5 to 10 Mph.

Tonight 20 Mar Jefferson

Mostly cloudy. Patchy fog after midnight. Lows in the upper 30s. Northeast Winds up to 5 Mph shifting to the south after midnight.

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Aztalan State Park Temperature Statistics

March Temperature

Watertown (9.9 miles)

  • Lowest 1 March, 2026

    7.2 °F

  • Average March

    36.9 °F

  • Highest 9 March, 2026

    68.9 °F

Climate (2021–Present)

Watertown (9.9 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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