Brownville Weather Forecast

    • 63
    • 89

    Slight Chance Thunderstorms

    • 63
    • 82

    Rain Showers Likely

    • 60
    • 76

    Rain Showers Likely

    • 58
    • 75

    Chance Rain Showers

    • 57
    • 75

    Chance Rain Showers

    • 59
    • 77

    Slight Chance Thunderstorms

Today 16 Sep Nemaha

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the upper 80s. South Winds around 5 Mph. Chance of rain 20 percent.

Tonight 16 Sep Nemaha

Partly cloudy with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Humid with Lows in the lower 60s. Southeast Winds around 5 Mph. Chance of rain 30 percent.

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Brownville Temperature Statistics

September Temperature

Nebraska City, Nebraska City Municipal Airport (16.8 miles)

  • Lowest 6 September, 2025

    46 °F

  • Average September

    66.4 °F

  • Highest 13 September, 2025

    94.5 °F

Climate (2020–Present)

Nebraska City, Nebraska City Municipal Airport (16.8 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    53.3 °F

  • Average High 2020–2025

    64 °F
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