Red Cedar Lake Weather Forecast

    • 70
    • 82

    Rain Showers

    • 58
    • 79

    Chance Rain Showers

    • 54
    • 77

    Mostly Sunny

    • 61
    • 79

    Chance Rain Showers

    • 57
    • 81

    Partly Sunny

    • 57
    • 77

    Chance Rain Showers

Today 8 Sep Jefferson

Mostly cloudy. Slight chance of light Showers early in the afternoon. Slight chance of light Showers and Thunderstorms late in the afternoon. Highs in the lower 80s. South Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 8 Sep Jefferson

Partly cloudy after midnight then becoming mostly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Red Cedar Lake Temperature Statistics

September Temperature

Watertown (18 miles)

  • Lowest 5 September, 2026

    63.3 °F

  • Average September

    74.7 °F

  • Highest 1 September, 2026

    87.3 °F

Climate (2021–2026)

Watertown (18 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.9 °F

  • Average High 2021–2026

    53.9 °F
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