Johannesburg Mountain Weather Forecast

    • 29
    • 36

    Rain/Snow

    • 27
    • 36

    Snow Showers Likely

    • 33
    • 46

    Partly Sunny

    • 40
    • 60

    Sunny

    • 44
    • 64

    Sunny

    • 43
    • 65

    Mostly Sunny

Today 6 May West Slopes North Cascades and Passes

Showers in the Morning, then Showers, snow Showers likely and a slight chance of Thunderstorms in the afternoon. Snow level near 3500 feet. Some Thunderstorms may produce small hail in the afternoon. Rainfall Amounts a half inch to one inch Possible, except higher Amounts possible in Thunderstorms. Snow accumulation up to 3 Inches.

Tonight 6 May West Slopes North Cascades and Passes

Showers, snow Showers and a slight chance of Thunderstorms in the Evening, then Showers after midnight. Snow level near 3000 feet. Some Thunderstorms may produce small hail in the evening. Rainfall Amounts a tenth to a quarter of an inch Possible, except higher Amounts possible in Thunderstorms. Snow accumulation up to 2 Inches. Total snow accumulation up to 6 Inches.

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Johannesburg Mountain Temperature Statistics

May Temperature

Arlington Municipal Airport (52.8 miles)

  • Lowest 2 May, 2024

    33.1 °F

  • Average May

    51 °F

  • Highest 3 May, 2024

    69.1 °F

Climate (2019–Present)

Arlington Municipal Airport (52.8 miles)

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  • Average Low 2019–2024

    42.4 °F

  • Average 2019–2024

    50.4 °F

  • Average High 2019–2024

    59.7 °F
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