St. John Airport Weather Forecast

    • 64
    • 82

    Mostly Sunny

    • 68
    • 85

    Mostly Sunny

    • 72
    • 90

    Mostly Sunny

    • 75
    • 95

    Slight Chance Thunderstorms

    • 73
    • 93

    Chance Thunderstorms

    • 71
    • 89

    Rain Showers Likely

Today 22 Jul Northern Baltimore

Sunny. Highs in the lower 80s. Northeast Winds around 5 Mph.

Tonight 22 Jul Northern Baltimore

Mostly clear. Lows in the mid 60s. East Winds around 5 Mph.

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  • Temperature Real-Time

St. John Airport Temperature Statistics

July Temperature

Baltimore, Inner Harbor (15.5 miles)

  • Lowest 6 July, 2025

    72 °F

  • Average July

    84.6 °F

  • Highest 8 July, 2025

    99 °F

Climate (2022–Present)

Baltimore, Inner Harbor (15.5 miles)

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  • Average Low 2022–2025

    54.1 °F

  • Average 2022–2025

    61.4 °F

  • Average High 2022–2025

    69 °F
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