Johnsburg Weather Forecast

    • 58
    • 78

    Mostly Sunny

    • 55
    • 79

    Mostly Sunny

    • 64
    • 81

    Chance Rain Showers

    • 69
    • 81

    Chance Thunderstorms

    • 68
    • 85

    Chance Thunderstorms

    • 63
    • 83

    Slight Chance Thunderstorms

Today 26 Aug Mower

Mostly sunny. Near steady temperature in the mid 70s. Northwest Winds 10 to 15 Mph.

Tonight 26 Aug Mower

Partly cloudy. Lows in the upper 50s. Northwest Winds 10 to 15 Mph.

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Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 23 August, 2026

    49.6 °F

  • Average August

    69.2 °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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