Potomac River - Maryland Point Observatory Weather Forecast

    • 66
    • 86

    Rain Showers Likely

    • 64
    • 79

    Partly Sunny

    • 65
    • 80

    Slight Chance Rain Showers

    • 66
    • 79

    Slight Chance Rain Showers

    • 70
    • 84

    Chance Rain Showers

    • 72
    • 88

    Chance Thunderstorms

Today 22 Jul Charles

Partly sunny with a slight chance of Showers in the Morning, then mostly cloudy with Showers likely with a chance of Thunderstorms in the afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 22 Jul Charles

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the mid 60s. Northwest Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 70 percent.

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Potomac River - Maryland Point Observatory Temperature Statistics

July Temperature

Quantico Marine Corps Airfield - Turner Field (9.3 miles)

  • Lowest 14 July, 2026

    66.9 °F

  • Average July

    82.5 °F

  • Highest 2 July, 2026

    99 °F

Climate (2021–2026)

Quantico Marine Corps Airfield - Turner Field (9.3 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    59.7 °F

  • Average High 2021–2026

    68.5 °F
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