Aztalan State Park Weather Forecast

    • 55
    • 82

    Mostly Sunny

    • 61
    • 79

    Mostly Sunny

    • 64
    • 82

    Chance Thunderstorms

    • 52
    • 74

    Slight Chance Rain Showers

    • 48
    • 66

    Chance Rain Showers

    • 45
    • 65

    Chance Rain Showers

    • 38
    • 60

    Slight Chance Rain Showers

Today 10 Oct Jefferson

Partly sunny. Highs in the mid 50s.

Tonight 10 Oct Jefferson

Partly cloudy through around midnight then becoming clear. Lows in the mid 50s. South Winds 5 to 15 Mph.

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Aztalan State Park Temperature Statistics

October Temperature

Watertown (9.9 miles)

  • Lowest 5 October, 2026

    37.4 °F

  • Average October

    56.6 °F

  • Highest 7 October, 2026

    76.1 °F

Climate (2021–2026)

Watertown (9.9 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    53.8 °F
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