St. Mary's County Regional Airport Weather Forecast

    • 62
    • 79

    Becoming Sunny

    • 64
    • 82

    Increasing Clouds

    • 67
    • 83

    Mostly Cloudy

    • 68
    • 81

    Chance Rain Showers

    • 67
    • 79

    Chance Rain Showers

    • 68
    • 81

    Slight Chance Thunderstorms

    • 70
    • 80

    Slight Chance Thunderstorms

Today 3 Aug St. Marys

Partly sunny. Highs around 80. Northeast Winds around 5 Mph.

Tonight 3 Aug St. Marys

Mostly cloudy this Evening, then clearing. Lows in the mid 60s. Northeast Winds around 5 Mph.

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St. Mary's County Regional Airport Temperature Statistics

August Temperature

St Marys County Airport (0 miles)

  • Lowest 1 August, 2025

    68 °F

  • Average August

    69.5 °F

  • Highest 1 August, 2025

    73.4 °F

Climate (2020–Present)

St Marys County Airport (0 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    66.7 °F
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