Johnsburg Weather Forecast

    • 63
    • 74

    Rain Showers

    • 66
    • 75

    Rain Showers Likely

    • 66
    • 80

    Chance Thunderstorms

    • 59
    • 77

    Partly Sunny

    • 59
    • 76

    Partly Sunny

    • 61
    • 76

    Chance Thunderstorms

Today 13 Aug Mower

Mostly cloudy. Patchy smoke this morning. Showers likely with a slight chance of Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 13 Aug Mower

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy with a chance of Showers after midnight. Humid with Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 40 percent.

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Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 6 August, 2026

    51.1 °F

  • Average August

    69 °F

  • Highest 9 August, 2026

    84.6 °F

Climate (2021–2026)

Austin Municipal (13.7 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    57.4 °F
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