Brooklyn Weather Forecast

    • 67
    • 79

    Chance Thunderstorms

    • 66
    • 80

    Chance Thunderstorms

    • 63
    • 82

    Partly Sunny

    • 62
    • 81

    Mostly Sunny

    • 67
    • 83

    Mostly Sunny

    • 70
    • 87

    Slight Chance Thunderstorms

Today 10 Aug Poweshiek

Mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall. Near steady temperature in the upper 70s. West Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 10 Aug Poweshiek

Mostly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Humid with Lows in the upper 60s. West Winds 5 to 10 Mph. Chance of rain 40 percent.

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Brooklyn Temperature Statistics

August Temperature

Newton Municipal Airport - Earl Johnson Field (29.8 miles)

  • Lowest 1 August, 2025

    57.2 °F

  • Average August

    71 °F

  • Highest 8 August, 2025

    89.6 °F

Climate (2020–Present)

Newton Municipal Airport - Earl Johnson Field (29.8 miles)

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  • Average Low 2020–2025

    41.2 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    60.9 °F
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