Mountain Island Weather Forecast

    • 63
    • 87

    Rain Showers

    • 56
    • 70

    Rain Showers Likely

    • 54
    • 69

    Slight Chance Rain Showers

    • 53
    • 74

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 54
    • 78

    Mostly Sunny

Today 22 Sep Mecklenburg

Mostly sunny this Morning, then partly sunny with Showers with Thunderstorms likely this afternoon. Highs in the upper 80s. Northeast Winds around 5 Mph. Chance of rain 80 percent.

Tonight 22 Sep Mecklenburg

Mostly cloudy. Patchy fog in the evening. Showers with Thunderstorms likely in the Evening, then a chance of Showers after midnight. Lows in the mid 60s. Northeast Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Island Temperature Statistics

September Temperature

Charlotte, Charlotte / Douglas International Airport (8.7 miles)

  • Lowest 8 September, 2026

    64.7 °F

  • Average September

    82.1 °F

  • Highest 5 September, 2026

    99.6 °F

Climate (2021–2026)

Charlotte, Charlotte / Douglas International Airport (8.7 miles)

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  • Average Low 2021–2026

    53.7 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    74.1 °F
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