Heron Lake Weather Forecast

    • 40
    • 62

    Slight Chance Rain Showers

    • 42
    • 60

    Chance Rain Showers

    • 48
    • 65

    Rain Showers

    • 36
    • 59

    Rain Showers Likely

    • 34
    • 55

    Partly Sunny

    • 34
    • 56

    Partly Sunny

Today 24 Apr Jackson

Sunny. Highs in the lower 60s. Northwest Winds 10 to 15 Mph.

Tonight 24 Apr Jackson

Mostly clear in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the lower 40s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heron Lake Temperature Statistics

April Temperature

Windom Municipal Airport (13 miles)

  • Lowest 7 April, 2026

    15.8 °F

  • Average April

    44.8 °F

  • Highest 12 April, 2026

    84.2 °F

Climate (2021–Present)

Windom Municipal Airport (13 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    57.1 °F
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