Catonsville Weather Forecast

    • 25
    • 36

    Increasing Clouds

    • 26
    • 37

    Chance Snow

    • 24
    • 41

    Rain/Snow

    • 18
    • 31

    Partly Sunny

    • 19
    • 31

    Partly Sunny

    • 24
    • 36

    Partly Sunny

Today 11 Dec Central and Southeast Howard

Mostly sunny. Highs in the mid 30s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 11 Dec Central and Southeast Howard

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the mid 20s. West Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening.

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Catonsville Temperature Statistics

December Temperature

Baltimore, Inner Harbor (6.2 miles)

  • Lowest 9 December, 2025

    21 °F

  • Average December

    35.2 °F

  • Highest 1 December, 2025

    45 °F

Climate (2022–Present)

Baltimore, Inner Harbor (6.2 miles)

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  • Average Low 2022–2025

    54.6 °F

  • Average 2022–2025

    61.8 °F

  • Average High 2022–2025

    69.4 °F
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