Mount Rainier Weather Forecast

    • 13
    • 20

    Chance Snow

    • 12
    • 21

    Breezy

    • 20
    • 33

    Mostly Sunny

    • 19
    • 35

    Partly Sunny

    • 18
    • 33

    Partly Sunny

    • 24
    • 37

    Mostly Sunny

    • 27
    • 45

    Mostly Sunny

Today 27 Apr Cascades of Pierce and Lewis Counties

Sunny then becoming mostly sunny in the late morning and early afternoon then becoming partly sunny. A slight chance of Showers in the afternoon. Snow level near 5000 feet.

Tonight 27 Apr Cascades of Pierce and Lewis Counties

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain and snow in the evening. Snow level near 5000 feet.

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Mount Rainier Temperature Statistics

April Temperature

Stampede Pass (34.8 miles)

  • Lowest 15 April, 2026

    25 °F

  • Average April

    38.1 °F

  • Highest 6 April, 2026

    59 °F

Climate (2021–Present)

Stampede Pass (34.8 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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