St. Mary's County Regional Airport Weather Forecast

    • 41
    • 58

    Increasing Clouds

    • 35
    • 51

    Rain

    • 30
    • 40

    Rain/Snow

    • 25
    • 39

    Chance Snow

    • 28
    • 37

    Mostly Cloudy

    • 40
    • 49

    Rain Likely

Today 20 Feb St. Marys

Partly sunny. Highs in the upper 50s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 20 Feb St. Marys

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 30s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Mary's County Regional Airport Temperature Statistics

February Temperature

St Marys County Airport (0 miles)

  • Lowest 9 February, 2026

    11.7 °F

  • Average February

    32.8 °F

  • Highest 18 February, 2026

    58.5 °F

Climate (2021–Present)

St Marys County Airport (0 miles)

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  • Average Low 2021–2026

    49.2 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    66.6 °F
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