Coal Valley Weather Forecast

    • 64
    • 81

    Mostly Sunny

    • 65
    • 83

    Chance Thunderstorms

    • 62
    • 80

    Mostly Sunny

    • 60
    • 78

    Partly Sunny

    • 62
    • 78

    Partly Sunny

    • 65
    • 81

    Slight Chance Thunderstorms

Today 20 Aug Rock Island

Patchy fog this morning. Sunny. Highs in the lower 80s. East Winds around 5 Mph.

Tonight 20 Aug Rock Island

Mostly clear. Lows in the mid 60s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coal Valley Temperature Statistics

August Temperature

Moline Quad-City Airport (3.1 miles)

  • Lowest 3 August, 2026

    59.6 °F

  • Average August

    75.2 °F

  • Highest 10 August, 2026

    90.6 °F

Climate (2021–2026)

Moline Quad-City Airport (3.1 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    64.1 °F
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