Port Byron Weather Forecast

    • 62
    • 82

    Mostly Sunny

    • 59
    • 82

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

    • 68
    • 83

    Chance Thunderstorms

    • 73
    • 91

    Slight Chance Thunderstorms

    • 73
    • 93

    Chance Thunderstorms

    • 70
    • 90

    Chance Rain Showers

Today 26 Aug Rock Island

Sunny. Near steady temperature in the lower 80s. Northwest Winds 10 to 15 Mph.

Tonight 26 Aug Rock Island

Mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

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Port Byron Temperature Statistics

August Temperature

Davenport Municipal Airport (13 miles)

  • Lowest 24 August, 2026

    53.1 °F

  • Average August

    72.3 °F

  • Highest 4 August, 2026

    84.9 °F

Climate (2021–2026)

Davenport Municipal Airport (13 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    62.5 °F
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