Johnsburg Weather Forecast

    • 62
    • 79

    Mostly Cloudy

    • 63
    • 81

    Slight Chance Thunderstorms

    • 59
    • 78

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 61
    • 79

    Chance Rain Showers

    • 64
    • 80

    Chance Thunderstorms

Today 24 Aug Mower

Partly sunny. Highs in the upper 70s. Light Winds.

Tonight 24 Aug Mower

Partly cloudy in the Evening, then becoming mostly cloudy. Warmer with Lows in the lower 60s. South Winds 5 to 10 Mph.

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Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 6 August, 2026

    51.1 °F

  • Average August

    69.7 °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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