Halfway Weather Forecast

    • 70
    • 97

    Slight Chance Thunderstorms

    • 55
    • 92

    Rain Showers

    • 52
    • 65

    Rain Showers Likely

    • 51
    • 63

    Rain Showers

    • 58
    • 68

    Rain Showers

    • 59
    • 76

    Rain Showers Likely

Today 19 May Washington

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 19 May Washington

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halfway Temperature Statistics

May Temperature

Hagerstown, Washington County Regional Airport (5.6 miles)

  • Lowest 3 May, 2026

    36.6 °F

  • Average May

    60.1 °F

  • Highest 17 May, 2026

    86 °F

Climate (2021–Present)

Hagerstown, Washington County Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    66 °F
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