Johnsburg Weather Forecast

    • 55
    • 66

    Chance Rain Showers

    • 55
    • 71

    Mostly Cloudy

    • 57
    • 68

    Rain Showers Likely

    • 56
    • 69

    Chance Rain Showers

    • 48
    • 67

    Chance Rain Showers

    • 48
    • 63

    Slight Chance Rain Showers

Today 27 Sep Mower

A slight chance of Thunderstorms. Showers this Morning, then a chance of Showers this afternoon. Highs in the mid 60s. South Winds around 5 Mph. Chance of rain 100 percent.

Tonight 27 Sep Mower

Mostly cloudy. Areas of fog after midnight. Lows in the mid 50s. East Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

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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

    38.5 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    57.2 °F
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