Mount Rainier National Park Weather Forecast

    • 12
    • 31

    Blizzard

    • 19
    • 32

    Mostly Sunny

    • 26
    • 40

    Snow

    • 20
    • 33

    Snow

    • 22
    • 31

    Snow

    • 26
    • 38

    Chance Snow

Today 29 Mar Cascades of Pierce and Lewis Counties

A chance of rain and snow in the Morning, then rain and snow in the afternoon. Snow level near 3000 feet. Snow accumulation up to 3 Inches.

Tonight 29 Mar Cascades of Pierce and Lewis Counties

Mostly cloudy in the evening then becoming partly cloudy. Showers and snow likely in the evening. A slight chance of snow Showers after midnight. Snow level near 2000 feet in the evening. Snow may be heavy at Times in the evening. Snow accumulation of 1 to 2 Inches. Total snow accumulation 1 to 5 Inches.

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Mount Rainier National Park Temperature Statistics

March Temperature

Stampede Pass (31.1 miles)

  • Lowest 10 March, 2026

    19.9 °F

  • Average March

    33.4 °F

  • Highest 2 March, 2026

    50 °F

Climate (2021–Present)

Stampede Pass (31.1 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    41.6 °F

  • Average High 2021–2026

    48.3 °F
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