Mercersburg Weather Forecast

    • 62
    • 73

    Rain Showers

    • 44
    • 71

    Rain Showers Likely

    • 42
    • 67

    Mostly Sunny

    • 50
    • 72

    Partly Sunny

    • 64
    • 84

    Chance Rain Showers

    • 55
    • 79

    Chance Rain Showers

Today 25 Apr Franklin

Mostly cloudy. A chance of Showers in the afternoon. Highs in the lower 70s. South Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 25 Apr Franklin

Partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mercersburg Temperature Statistics

April Temperature

Hagerstown, Washington County Regional Airport (12.4 miles)

  • Lowest 9 April, 2025

    27.8 °F

  • Average April

    54.5 °F

  • Highest 19 April, 2025

    84.7 °F

Climate (2020–Present)

Hagerstown, Washington County Regional Airport (12.4 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    65.7 °F
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