Red Cedar Lake Weather Forecast

    • 72
    • 89

    Decreasing Clouds

    • 70
    • 90

    Rain Showers Likely

    • 69
    • 87

    Rain Showers Likely

    • 66
    • 86

    Chance Thunderstorms

    • 64
    • 84

    Partly Sunny

    • 62
    • 82

    Slight Chance Thunderstorms

Today 1 Sep Jefferson

Very warm and humid. Partly sunny. Patchy fog in the morning. Highs around 90. Southwest Winds up to 10 Mph. Highest heat index Readings 95 to 98 in the afternoon.

Tonight 1 Sep Jefferson

Partly cloudy. Lows in the lower 70s. Southwest Winds up to 5 Mph.

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Red Cedar Lake Temperature Statistics

September Temperature

Watertown (18 miles)

  • Lowest

  • Average September

  • Highest

Climate (2021–2026)

Watertown (18 miles)

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  • Average Low 2021–2026

    35.1 °F
  • Average 2021–2026

    44.8 °F
  • Average High 2021–2026

    53.8 °F
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