River Junction Weather Forecast

    • 44
    • 67

    Becoming Sunny

    • 50
    • 74

    Partly Sunny

    • 51
    • 67

    Rain Showers

    • 46
    • 62

    Rain Showers

    • 45
    • 63

    Slight Chance Rain Showers

    • 47
    • 69

    Partly Sunny

Today 17 May Johnson

Mostly cloudy. Not as warm with Highs in the upper 60s. Northwest Winds around 20 Mph with Gusts up to 35 Mph.

Tonight 17 May Johnson

Partly cloudy in the Evening, then clearing. Lows in the lower 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight.

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River Junction Temperature Statistics

May Temperature

Iowa City Municipal Airport (10.6 miles)

  • Lowest 4 May, 2025

    40.6 °F

  • Average May

    62.7 °F

  • Highest 14 May, 2025

    86 °F

Climate (2020–Present)

Iowa City Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    62.5 °F
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