Johnsburg Weather Forecast

    • 70
    • 79

    Rain Showers

    • 72
    • 86

    Slight Chance Rain Showers

    • 70
    • 86

    Chance Thunderstorms

    • 69
    • 86

    Chance Thunderstorms

    • 67
    • 84

    Slight Chance Thunderstorms

    • 67
    • 83

    Chance Rain Showers

    • 67
    • 84

    Partly Sunny

Today 29 Aug Mower

Mostly sunny. Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 29 Aug Mower

Partly cloudy this Evening, then becoming mostly cloudy. Lows around 70. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnsburg Temperature Statistics

August Temperature

Austin Municipal (13.7 miles)

  • Lowest 23 August, 2026

    49.6 °F

  • Average August

    69.1 °F

  • Highest 9 August, 2026

    84.6 °F

Climate (2021–2026)

Austin Municipal (13.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    57.4 °F
Get WillyWeather+ to remove ads