Balfour Weather Forecast

    • 51
    • 73

    Becoming Sunny

    • 41
    • 69

    Mostly Sunny

    • 39
    • 62

    Partly Sunny

    • 43
    • 64

    Mostly Cloudy

    • 39
    • 63

    Partly Sunny

    • 40
    • 60

    Mostly Sunny

Today 29 Sep McHenry

Mostly cloudy in the morning then clearing. Areas of dense fog in the morning. Highs in the lower 70s. West Winds around 5 Mph, increasing to southwest 10 to 15 Mph with Gusts up to 25 Mph in the afternoon.

Tonight 29 Sep McHenry

Mostly clear. Lows around 50. Southwest Winds 5 to 10 Mph.

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Balfour Temperature Statistics

September Temperature

Harvey Municipal Airport (29.8 miles)

  • Lowest 13 September, 2026

    35.6 °F

  • Average September

    60.7 °F

  • Highest 4 September, 2026

    84.2 °F

Climate (2021–2026)

Harvey Municipal Airport (29.8 miles)

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  • Average Low 2021–2026

    30.4 °F

  • Average 2021–2026

    41.1 °F

  • Average High 2021–2026

    51.8 °F
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