Balfour Weather Forecast

    • 34
    • 68

    Rain Showers Likely

    • 31
    • 59

    Mostly Sunny

    • 38
    • 61

    Mostly Sunny

    • 46
    • 75

    Slight Chance Thunderstorms

    • 41
    • 71

    Breezy

    • 49
    • 76

    Mostly Cloudy

    • 49
    • 79

    Partly Sunny

Today 8 May McHenry

Partly sunny with a chance of Showers and a slight chance of Thunderstorms. Highs in the upper 60s. West Winds around 5 Mph. Chance of rain 40 percent.

Tonight 8 May McHenry

Mostly cloudy with rain Showers likely and a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Widespread frost after midnight. Lows in the lower 30s. North Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 70 percent.

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Balfour Temperature Statistics

May Temperature

Harvey Municipal Airport (29.8 miles)

  • Lowest 1 May, 2026

    24.8 °F

  • Average May

    47.1 °F

  • Highest 3 May, 2026

    73.4 °F

Climate (2021–Present)

Harvey Municipal Airport (29.8 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.2 °F

  • Average High 2021–2026

    51.9 °F
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