Mount Union Weather Forecast

    • 63
    • 85

    Chance Thunderstorms

    • 59
    • 82

    Chance Thunderstorms

    • 63
    • 83

    Chance Rain Showers

    • 63
    • 80

    Rain Showers Likely

    • 61
    • 81

    Chance Thunderstorms

    • 56
    • 79

    Chance Rain Showers

Today 18 Sep Henry

Mostly cloudy with a slight chance of Thunderstorms. Showers likely late this Morning, then a chance of Showers this afternoon. Highs in the mid 80s. South Winds around 5 Mph. Chance of rain 60 percent.

Tonight 18 Sep Henry

Showers likely with a chance of Thunderstorms. Humid with Lows in the lower 60s. Northwest Winds around 5 Mph, becoming south after midnight. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Union Temperature Statistics

September Temperature

Mount Pleasant, Mount Pleasant Municipal Airport (9.9 miles)

  • Lowest 7 September, 2025

    39.2 °F

  • Average September

    65.9 °F

  • Highest 13 September, 2025

    95 °F

Climate (2020–Present)

Mount Pleasant, Mount Pleasant Municipal Airport (9.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.8 °F
Get WillyWeather+ to remove ads