Millersburg Weather Forecast

    • 64
    • 89

    Chance Rain Showers

    • 61
    • 82

    Chance Thunderstorms

    • 64
    • 84

    Chance Rain Showers

    • 64
    • 81

    Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

    • 57
    • 79

    Slight Chance Thunderstorms

Today 18 Sep Mercer

Mostly sunny. Highs in the upper 80s. South Winds around 5 Mph.

Tonight 18 Sep Mercer

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the mid 60s. East Winds around 5 Mph, becoming south after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Millersburg Temperature Statistics

September Temperature

Muscatine (19.3 miles)

  • Lowest 7 September, 2025

    41 °F

  • Average September

    67.1 °F

  • Highest 13 September, 2025

    96.8 °F

Climate (2020–Present)

Muscatine (19.3 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.8 °F
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