Balfour Weather Forecast

    • 50
    • 74

    Decreasing Clouds

    • 58
    • 82

    Partly Sunny

    • 55
    • 84

    Mostly Sunny

    • 51
    • 80

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 58
    • 82

    Slight Chance Thunderstorms

Today 18 Aug McHenry

Partly cloudy. Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 18 Aug McHenry

Mostly clear. Lows in the upper 40s. Northeast Winds around 5 Mph, becoming south around 5 Mph after midnight.

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Balfour Temperature Statistics

August Temperature

Harvey Municipal Airport (29.8 miles)

  • Lowest 5 August, 2026

    42.8 °F

  • Average August

    67.7 °F

  • Highest 2 August, 2026

    98.6 °F

Climate (2021–2026)

Harvey Municipal Airport (29.8 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.1 °F

  • Average High 2021–2026

    51.8 °F
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