Penn Weather Forecast

    • 46
    • 53

    Rain Showers

    • 40
    • 74

    Rain Showers

    • 30
    • 46

    Chance Rain Showers

    • 37
    • 46

    Slight Chance Rain Showers

    • 35
    • 48

    Chance Rain/Snow

    • 29
    • 42

    Mostly Cloudy

Today 21 Oct Johnson

Partly sunny. A 20 percent chance of Showers and Thunderstorms late in the afternoon. High in the lower 50s. Northwest wind 5 to 10 Mph shifting to the east in the afternoon.

Tonight 21 Oct Johnson

Rain Showers and a chance of Thunderstorms. Low in the mid 40s. East wind 10 to 15 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

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Penn Temperature Statistics

October Temperature

Iowa City Municipal Airport (8.1 miles)

  • Lowest 19 October, 2020

    30.9 °F
  • Average October

    53.2 °F
  • Highest 9 October, 2020

    82.9 °F

Climate (2010–Present)

Iowa City Municipal Airport (8.1 miles)

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  • Average Low 2010–Present

    43.5 °F
  • Average 2010–Present

    52.6 °F
  • Average High 2010–Present

    62.1 °F
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