Hartman Lake Weather Forecast

    • 41
    • 65

    Mostly Sunny

    • 42
    • 65

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

    • 46
    • 66

    Partly Sunny

    • 49
    • 67

    Mostly Cloudy

    • 51
    • 67

    Mostly Cloudy

Today 19 Oct Waupaca

Mostly sunny. Highs in the lower 60s. Light and variable wind.

Tonight 19 Oct Waupaca

Mostly clear. Patchy fog in the evening. Areas of fog after midnight. Lows around 40. Light and variable wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartman Lake Temperature Statistics

October Temperature

Waupaca Municipal Airport (9.3 miles)

  • Lowest 3 October, 2026

    35.1 °F

  • Average October

    55.5 °F

  • Highest 12 October, 2026

    82.6 °F

Climate (2021–2026)

Waupaca Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    38.9 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    58.5 °F
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