Sammamish Weather Forecast

    • 35
    • 44

    Mostly Cloudy

    • 43
    • 48

    Rain

    • 42
    • 53

    Rain

    • 41
    • 51

    Rain

    • 38
    • 50

    Rain Likely

    • 39
    • 50

    Rain Likely

    • 39
    • 50

    Rain/Snow

Today 20 Feb Eastside

Partly sunny. Highs in the lower to mid 40s. Light wind.

Tonight 20 Feb Eastside

Mostly cloudy. A slight chance of rain after midnight. Lows in the mid to upper 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sammamish Temperature Statistics

February Temperature

Renton Municipal Airport (11.8 miles)

  • Lowest 16 February, 2026

    32 °F

  • Average February

    45.1 °F

  • Highest 4 February, 2026

    60.1 °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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