Hermosa Weather Forecast

    • 65
    • 81

    Thunderstorms Likely

    • 62
    • 80

    Slight Chance Thunderstorms

    • 61
    • 76

    Mostly Sunny

    • 63
    • 76

    Partly Sunny

    • 66
    • 79

    Slight Chance Thunderstorms

    • 65
    • 81

    Chance Thunderstorms

Today 21 Aug Central Cook

Partly cloudy. A slight chance of Thunderstorms early in the afternoon. A chance of Showers. A chance of Thunderstorms late. Near steady temperature in the upper 70s. Southwest Winds around 10 Mph. Chance of precipitation 50 percent.

Tonight 21 Aug Central Cook

Mostly cloudy in the Evening, then becoming partly cloudy. Showers and Thunderstorms Likely, mainly in the evening. Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of precipitation 60 percent.

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Hermosa Temperature Statistics

August Temperature

Chicago, Chicago Midway Airport (9.3 miles)

  • Lowest 3 August, 2026

    63 °F

  • Average August

    74.9 °F

  • Highest 10 August, 2026

    87.1 °F

Climate (2021–2026)

Chicago, Chicago Midway Airport (9.3 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    61.9 °F
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