Johnsburg Weather Forecast

    • 64
    • 79

    Rain Showers Likely

    • 65
    • 81

    Chance Thunderstorms

    • 65
    • 80

    Slight Chance Thunderstorms

    • 61
    • 78

    Partly Sunny

    • 57
    • 73

    Partly Sunny

    • 57
    • 71

    Chance Rain Showers

Today 9 Aug Mower

Mostly cloudy with Showers with a chance of Thunderstorms in the Morning, then partly sunny in the afternoon. Humid with Highs in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 9 Aug Mower

Mostly cloudy with Showers likely with a chance of Thunderstorms. Near steady temperature in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

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Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 6 August, 2026

    51.1 °F

  • Average August

    68.1 °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

    57.4 °F
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