Mount Vernon Weather Forecast

    • 67
    • 83

    Slight Chance Thunderstorms

    • 72
    • 89

    Slight Chance Thunderstorms

    • 73
    • 90

    Slight Chance Thunderstorms

    • 73
    • 91

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 69
    • 88

    Slight Chance Thunderstorms

Today 28 May Franklin

Partly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 80s. West Winds around 5 Mph. Chance of rain 20 percent.

Tonight 28 May Franklin

A slight chance of Thunderstorms in the evening. Partly cloudy with a slight chance of Showers. Lows in the upper 60s. East Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Vernon Temperature Statistics

May Temperature

Mount Pleasant, Mount Pleasant Regional Airport (16.2 miles)

  • Lowest 2 May, 2026

    49.6 °F

  • Average May

    70.9 °F

  • Highest 15 May, 2026

    88.9 °F

Climate (2021–Present)

Mount Pleasant, Mount Pleasant Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    54.6 °F

  • Average 2021–2026

    65.3 °F

  • Average High 2021–2026

    76.7 °F
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