Johnsburg Weather Forecast

    • 58
    • 73

    Chance Rain Showers

    • 61
    • 65

    Rain Showers

    • 56
    • 68

    Chance Rain Showers

    • 51
    • 63

    Chance Rain Showers

    • 49
    • 60

    Chance Rain Showers

    • 49
    • 63

    Mostly Cloudy

Today 17 Sep Mower

Mostly cloudy. A chance of Sprinkles early. Highs in the lower 70s. Northeast Winds 5 to 10 Mph.

Tonight 17 Sep Mower

Mostly cloudy. Lows in the upper 50s. East Winds 5 to 10 Mph.

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Johnsburg Temperature Statistics

September Temperature

Austin Municipal (13.7 miles)

  • Lowest 14 September, 2026

    59.2 °F

  • Average September

    59.2 °F

  • Highest 14 September, 2026

    59.4 °F

Climate (2021–2026)

Austin Municipal (13.7 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    57.3 °F
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