Johnsburg Weather Forecast

    • 64
    • 78

    Chance Thunderstorms

    • 66
    • 81

    Chance Thunderstorms

    • 65
    • 81

    Chance Thunderstorms

    • 62
    • 77

    Chance Rain Showers

    • 59
    • 75

    Partly Sunny

    • 57
    • 72

    Slight Chance Thunderstorms

Today 8 Aug Mower

Mostly sunny. Highs in the upper 70s. Light Winds, becoming southwest in the afternoon.

Tonight 8 Aug Mower

Mostly clear. Lows in the mid 50s. Light Winds.

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Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 5 August, 2026

    56.3 °F

  • Average August

    68.6 °F

  • Highest 2 August, 2026

    81.7 °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

    57.5 °F
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