Sammamish Weather Forecast

    • 38
    • 55

    Chance Rain

    • 32
    • 48

    Rain/Snow

    • 30
    • 51

    Partly Sunny

    • 41
    • 54

    Rain Likely

    • 38
    • 51

    Rain

    • 39
    • 52

    Rain

Today 28 Mar Eastside

Partly sunny. A slight chance of rain late in the afternoon. Highs in the mid to upper 50s. Light wind.

Tonight 28 Mar Eastside

Mostly cloudy. A slight chance of rain in the evening. A slight chance of rain after midnight. Lows near 40. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sammamish Temperature Statistics

March Temperature

Renton Municipal Airport (11.8 miles)

  • Lowest 13 March, 2026

    32 °F

  • Average March

    46.4 °F

  • Highest 2 March, 2026

    59 °F

Climate (2021–Present)

Renton Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.3 °F
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