Horn Weather Forecast

    • 36
    • 57

    Becoming Sunny

    • 35
    • 56

    Partly Sunny

    • 34
    • 55

    Partly Sunny

    • 33
    • 51

    Partly Sunny

    • 38
    • 57

    Mostly Sunny

    • 36
    • 61

    Sunny

    • 41
    • 62

    Partly Sunny

Today 29 Oct Johnson

Mostly sunny. Near steady temperature in the mid 50s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 29 Oct Johnson

Mostly clear. Cooler with Lows in the mid 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

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Horn Temperature Statistics

October Temperature

Iowa City Municipal Airport (1.2 miles)

  • Lowest 24 October, 2025

    30 °F

  • Average October

    60 °F

  • Highest 3 October, 2025

    89.1 °F

Climate (2020–Present)

Iowa City Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.9 °F
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