Potomac Mills Weather Forecast

    • 73
    • 87

    Chance Thunderstorms

    • 72
    • 88

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 70
    • 88

    Chance Thunderstorms

    • 69
    • 88

    Slight Chance Rain Showers

    • 71
    • 91

    Mostly Sunny

Today 12 Aug Westmoreland

Partly sunny with a slight chance of Showers. A slight chance of Thunderstorms this afternoon. Highs in the mid 80s. South Winds around 5 Mph. Chance of rain 20 percent.

Tonight 12 Aug Westmoreland

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 70s. South Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac Mills Temperature Statistics

August Temperature

Tappahannock-Essex County Airport (20.5 miles)

  • Lowest 4 August, 2025

    56.3 °F

  • Average August

    70 °F

  • Highest 10 August, 2025

    83.8 °F

Climate (2020–Present)

Tappahannock-Essex County Airport (20.5 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    68.6 °F
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