Port Byron Weather Forecast

    • 50
    • 70

    Mostly Sunny

    • 52
    • 77

    Rain

    • 30
    • 59

    Chance Rain/Snow

    • 32
    • 46

    Mostly Sunny

    • 45
    • 60

    Partly Sunny

    • 46
    • 73

    Chance Rain

    • 30
    • 58

    Chance Rain

Today 13 Mar Rock Island

Sunny. Highs in the lower 70s. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 13 Mar Rock Island

Mostly clear this Evening, then partly cloudy with a slight chance of rain and Thunderstorms after midnight. Not as cool with Lows in the lower 50s. Southeast Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight. Chance of rain 20 percent.

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Port Byron Temperature Statistics

March Temperature

Davenport Municipal Airport (13 miles)

  • Lowest 2 March, 2025

    12.8 °F

  • Average March

    39.7 °F

  • Highest 10 March, 2025

    71.1 °F

Climate (2020–Present)

Davenport Municipal Airport (13 miles)

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  • Average Low 2020–2025

    41.9 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    61.6 °F
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