Bellevue Weather Forecast

    • 52
    • 81

    Rain Likely

    • 50
    • 62

    Rain

    • 48
    • 63

    Chance Rain

    • 45
    • 59

    Rain Showers Likely

    • 45
    • 59

    Chance Rain

    • 47
    • 63

    Mostly Cloudy

Today 12 May Eastside

Mostly sunny. Highs in the upper 70s to mid 80s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 12 May Eastside

Mostly cloudy. A slight chance of rain late in the evening. A chance of rain after Midnight, then rain likely in the morning. Rainfall Amounts less than a tenth of an inch likely. Lows in the lower to mid 50s. Southwest wind around 10 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bellevue Temperature Statistics

May Temperature

Boeing Field - King County International Airport (6.8 miles)

  • Lowest 9 May, 2026

    48.9 °F

  • Average May

    61.1 °F

  • Highest 4 May, 2026

    78.1 °F

Climate (2021–Present)

Boeing Field - King County International Airport (6.8 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    61.7 °F
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