Helenville Weather Forecast

    • 71
    • 90

    Slight Chance Thunderstorms

    • 70
    • 90

    Chance Thunderstorms

    • 70
    • 86

    Chance Thunderstorms

    • 69
    • 87

    Slight Chance Thunderstorms

    • 67
    • 86

    Chance Rain Showers

    • 63
    • 83

    Slight Chance Rain Showers

Today 1 Sep Jefferson

Very warm and humid. Partly sunny. Patchy fog in the morning. A 20 percent chance of light Showers and Thunderstorms in the afternoon. Highs around 90. West Winds up to 10 Mph. Highest heat index Readings 95 to 98 in the afternoon.

Tonight 1 Sep Jefferson

Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 70s. Southwest Winds up to 5 Mph.

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Helenville Temperature Statistics

September Temperature

Watertown (10.6 miles)

  • Lowest

  • Average September

  • Highest

Climate (2021–2026)

Watertown (10.6 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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