Rock Island Arsenal Weather Forecast

    • 56
    • 74

    Becoming Sunny

    • 61
    • 80

    Partly Sunny

    • 62
    • 82

    Rain Showers

    • 56
    • 74

    Rain Showers

    • 55
    • 76

    Mostly Sunny

    • 59
    • 78

    Slight Chance Thunderstorms

Today 18 Jun Rock Island

Partly sunny. Highs in the lower 70s. Northwest Winds 10 to 15 Mph.

Tonight 18 Jun Rock Island

Mostly clear. Lows in the mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Island Arsenal Temperature Statistics

June Temperature

Moline Quad-City Airport (4.3 miles)

  • Lowest 2 June, 2026

    49.6 °F

  • Average June

    71.9 °F

  • Highest 6 June, 2026

    91.7 °F

Climate (2021–2026)

Moline Quad-City Airport (4.3 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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