Middle Hero SPB Weather Forecast

    • 71
    • 90

    Severe Tstms

    • 66
    • 83

    Mostly Sunny

    • 59
    • 80

    Chance Thunderstorms

    • 60
    • 75

    Partly Sunny

    • 61
    • 77

    Chance Thunderstorms

    • 61
    • 78

    Chance Thunderstorms

Today 14 Jul Grand Isle

Partly sunny. Hot with Highs around 90. South Winds 10 to 15 Mph, becoming west this afternoon. Heat index Values up to 103 this afternoon.

Tonight 14 Jul Grand Isle

Patchy smoke until midnight. Showers likely. Thunderstorms likely. Some Thunderstorms may produce damaging Winds, large Hail, heavy Rainfall, and frequent lightning until midnight. Some Thunderstorms may be severe with damaging Winds, large Hail, frequent Lightning, and heavy rainfall after midnight. Humid with Lows in the lower 70s. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 70 percent. Heat index Values up to 101 until midnight.

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Middle Hero SPB Temperature Statistics

July Temperature

Plattsburgh International Airport (11.8 miles)

  • Lowest 5 July, 2026

    55 °F

  • Average July

    74.7 °F

  • Highest 2 July, 2026

    96.1 °F

Climate (2021–2026)

Plattsburgh International Airport (11.8 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    55.8 °F
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