Johnsburg Weather Forecast

    • 64
    • 84

    Mostly Sunny

    • 67
    • 84

    Partly Sunny

    • 67
    • 89

    Rain Showers Likely

    • 57
    • 79

    Mostly Sunny

    • 58
    • 77

    Mostly Sunny

    • 61
    • 79

    Partly Sunny

Today 18 Jul Mower

Mostly sunny. Highs in the mid 80s. North Winds 5 to 10 Mph.

Tonight 18 Jul Mower

Partly cloudy. Lows in the mid 60s. Northeast Winds 5 to 10 Mph, becoming east after midnight.

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Johnsburg Temperature Statistics

July Temperature

Austin Municipal (13.7 miles)

  • Lowest 10 July, 2026

    62.4 °F

  • Average July

    74.8 °F

  • Highest 16 July, 2026

    88.9 °F

Climate (2021–2026)

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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