Johnsburg Weather Forecast

    • 57
    • 76

    Chance Thunderstorms

    • 54
    • 80

    Chance Rain Showers

    • 54
    • 82

    Mostly Sunny

    • 59
    • 82

    Mostly Cloudy

    • 60
    • 82

    Rain Showers Likely

    • 61
    • 83

    Chance Thunderstorms

Today 31 May Mower

Mostly cloudy with scattered Showers. A slight chance of Thunderstorms this afternoon. Highs in the mid 70s. Southeast Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 31 May Mower

Mostly cloudy. A slight chance of Thunderstorms and isolated Showers in the Evening, then a chance of Showers and Thunderstorms after midnight. Lows in the upper 50s. Southeast Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnsburg Temperature Statistics

May Temperature

Austin Municipal (13.7 miles)

  • Lowest 6 May, 2026

    30.6 °F

  • Average May

    59.2 °F

  • Highest 26 May, 2026

    88.7 °F

Climate (2021–Present)

Austin Municipal (13.7 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    57.6 °F
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