Johnsburg Weather Forecast

    • 57
    • 77

    Partly Sunny

    • 62
    • 79

    Chance Thunderstorms

    • 61
    • 79

    Chance Thunderstorms

    • 57
    • 77

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

    • 61
    • 77

    Partly Sunny

Today 19 Aug Mower

Mostly sunny. Highs in the mid 70s. Northeast Winds around 5 Mph.

Tonight 19 Aug Mower

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 50s. Light Winds, becoming south after midnight.

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  • Temperature Real-Time

Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 6 August, 2026

    51.1 °F

  • Average August

    70 °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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