Johnsburg Weather Forecast

    • 59
    • 80

    Becoming Sunny

    • 54
    • 77

    Sunny

    • 57
    • 75

    Partly Sunny

    • 59
    • 75

    Slight Chance Rain Showers

    • 62
    • 79

    Chance Rain Showers

    • 59
    • 78

    Mostly Sunny

Today 21 Aug Mower

Mostly sunny. Highs in the upper 70s. Northwest Winds 10 to 15 Mph.

Tonight 21 Aug Mower

Partly cloudy in the Evening, then clearing. Lows around 60. Northwest 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

    69.9 °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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