Potomac River - Oxon Creek Entrance Weather Forecast

    • 48
    • 58

    Rain

    • 28
    • 61

    Rain

    • 39
    • 46

    Partly Sunny

    • 25
    • 52

    Mostly Sunny

    • 29
    • 40

    Mostly Cloudy

    • 38
    • 46

    Mostly Cloudy

    • 37
    • 52

    Mostly Cloudy

Today 18 Dec District of Columbia

Cloudy. Highs in the upper 50s. South Winds 5 to 10 Mph.

Tonight 18 Dec District of Columbia

Rain likely in the Evening, then rain after midnight. Lows in the upper 40s. Temperature rising into the upper 50s after midnight. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, increasing to south 15 to 20 Mph with Gusts up to 30 Mph after midnight. Chance of rain near 100 percent.

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Potomac River - Oxon Creek Entrance Temperature Statistics

December Temperature

Washington/Reagan National Airport, DC (2.5 miles)

  • Lowest 15 December, 2025

    18 °F

  • Average December

    34.1 °F

  • Highest 1 December, 2025

    46 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (2.5 miles)

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  • Average Low 2020–2025

    52.5 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    69.1 °F
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