Saint Helena Weather Forecast

    • 74
    • 89

    Rain Showers

    • 67
    • 88

    Chance Thunderstorms

    • 67
    • 82

    Mostly Sunny

    • 68
    • 83

    Mostly Cloudy

    • 69
    • 82

    Chance Rain Showers

    • 72
    • 85

    Chance Thunderstorms

Today 21 Jul Southern Baltimore

Widespread Showers and scattered Thunderstorms. Some Thunderstorms may produce damaging Winds, frequent Lightning, and heavy rainfall. Highs in the upper 80s. Southwest Winds 10 to 15 Mph. Chance of rain 80 percent.

Tonight 21 Jul Southern Baltimore

Widespread Showers and scattered Thunderstorms, mainly in the evening. Some Thunderstorms may be severe with damaging Winds, frequent Lightning, and heavy rainfall in the evening. Lows in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

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Saint Helena Temperature Statistics

July Temperature

Baltimore, Inner Harbor (4.3 miles)

  • Lowest 7 July, 2026

    70 °F

  • Average July

    83 °F

  • Highest 4 July, 2026

    104 °F

Climate (2022–2026)

Baltimore, Inner Harbor (4.3 miles)

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  • Average Low 2022–2026

    53.4 °F

  • Average 2022–2026

    60.6 °F

  • Average High 2022–2026

    68.3 °F
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