Johnsburg Weather Forecast

    • 42
    • 60

    Increasing Clouds

    • 43
    • 61

    Mostly Cloudy

    • 46
    • 61

    Rain Showers Likely

    • 47
    • 68

    Mostly Cloudy

    • 51
    • 76

    Slight Chance Thunderstorms

    • 55
    • 82

    Mostly Sunny

    • 58
    • 84

    Slight Chance Thunderstorms

Today 20 May Mower

Mostly sunny. Highs around 60. North Winds 5 to 10 Mph.

Tonight 20 May Mower

Mostly cloudy. Lows in the lower 40s. East Winds 5 to 10 Mph.

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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

    56.2 °F

  • Highest 15 May, 2026

    87.6 °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

    57.5 °F
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