Bluffton Weather Forecast

    • 59
    • 77

    Rain Showers

    • 65
    • 84

    Chance Thunderstorms

    • 76
    • 88

    Chance Thunderstorms

    • 76
    • 94

    Mostly Sunny

    • 74
    • 93

    Chance Rain Showers

    • 68
    • 90

    Rain Showers Likely

Today 18 Jun Winneshiek

Showers late this Morning, then numerous Showers with a chance of Thunderstorms this afternoon. Highs in the mid 70s. Light Winds, becoming north this afternoon. Chance of rain 80 percent.

Tonight 18 Jun Winneshiek

Mostly cloudy. Numerous Showers with a chance of Thunderstorms in the Evening, then scattered Showers after midnight. Lows around 60. Northwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bluffton Temperature Statistics

June Temperature

Decorah (11.8 miles)

  • Lowest 1 June, 2025

    50 °F

  • Average June

    66.7 °F

  • Highest 2 June, 2025

    87.8 °F

Climate (2020–Present)

Decorah (11.8 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    56.4 °F
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