Aztalan State Park Weather Forecast

    • 20
    • 35

    Increasing Clouds

    • 26
    • 39

    Partly Sunny

    • 27
    • 46

    Mostly Sunny

    • 31
    • 47

    Partly Sunny

    • 31
    • 49

    Partly Sunny

    • 37
    • 51

    Mostly Cloudy

Today 11 Feb Jefferson

Sunny. Highs in the mid 30s. Northwest Winds 10 to 15 Mph.

Tonight 11 Feb Jefferson

Partly cloudy. Lows around 19. Northwest Winds up to 5 Mph through around midnight becoming calm.

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Aztalan State Park Temperature Statistics

February Temperature

Watertown (9.9 miles)

  • Lowest 4 February, 2026

    -5.6 °F

  • Average February

    19.5 °F

  • Highest 6 February, 2026

    36.5 °F

Climate (2021–Present)

Watertown (9.9 miles)

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  • Average Low 2021–2026

    35.6 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    54.5 °F
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