Colonial Beach Weather Forecast

    • 61
    • 76

    Mostly Sunny

    • 57
    • 75

    Chance Thunderstorms

    • 52
    • 65

    Rain Showers Likely

    • 49
    • 60

    Partly Sunny

    • 54
    • 60

    Rain Showers

    • 57
    • 61

    Rain Showers Likely

Today 23 Apr Westmoreland

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

Tonight 23 Apr Westmoreland

Mostly clear. Lows in the upper 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Colonial Beach Temperature Statistics

April Temperature

St Marys County Airport (22.4 miles)

  • Lowest 9 April, 2026

    31.1 °F

  • Average April

    62.5 °F

  • Highest 16 April, 2026

    90 °F

Climate (2021–Present)

St Marys County Airport (22.4 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.7 °F
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