Antietam Weather Forecast

    • 58
    • 82

    Partly Sunny

    • 57
    • 82

    Partly Sunny

    • 62
    • 85

    Partly Sunny

    • 71
    • 89

    Partly Sunny

    • 62
    • 87

    Chance Rain Showers

    • 58
    • 80

    Mostly Sunny

Today 6 Sep Washington

Sunny. Highs in the lower 80s. North Winds 5 to 10 Mph.

Tonight 6 Sep Washington

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Antietam Temperature Statistics

September Temperature

Eastern WV Regional Airport/Shepherd Field (12.4 miles)

  • Lowest 3 September, 2026

    70.6 °F

  • Average September

    80.7 °F

  • Highest 1 September, 2026

    94.6 °F

Climate (2021–2026)

Eastern WV Regional Airport/Shepherd Field (12.4 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    65.9 °F
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