Johnsburg Weather Forecast

    • 63
    • 85

    Slight Chance Thunderstorms

    • 62
    • 84

    Chance Thunderstorms

    • 61
    • 80

    Chance Thunderstorms

    • 59
    • 75

    Chance Thunderstorms

    • 60
    • 76

    Chance Thunderstorms

    • 59
    • 77

    Chance Rain Showers

    • 54
    • 77

    Chance Rain Showers

Today 16 Sep Mower

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 80s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 16 Sep Mower

Partly cloudy. Lows in the mid 60s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnsburg Temperature Statistics

September Temperature

Austin Municipal (13.7 miles)

  • Lowest 4 September, 2025

    42.8 °F

  • Average September

    62.6 °F

  • Highest 13 September, 2025

    91.4 °F

Climate (2020–Present)

Austin Municipal (13.7 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    47.8 °F

  • Average High 2020–2025

    57.2 °F
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