Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Overcast

41°F

5°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Oct 07:35 AM PDT
Extended Forecast for

Renton WA

  • Today

    Today: Mostly sunny, with a high near 60. Calm wind becoming north 5 to 8 mph in the morning.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy during the early evening, then becoming cloudy, with a low around 45. North wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Becoming
    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 45. North northeast wind 3 to 5 mph.

    Low: 45 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. North northeast wind 5 to 9 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 60. Calm wind becoming north 5 to 8 mph in the morning.
Tonight
Partly cloudy during the early evening, then becoming cloudy, with a low around 45. North wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 61. Calm wind.
Monday Night
Cloudy, then gradually becoming partly cloudy, with a low around 45. North northeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 61. North northeast wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
A slight chance of rain after 11am. Mostly cloudy, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45.
Friday
A slight chance of rain. Partly sunny, with a high near 59.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Renton WA
 47.47°N 122.22°W (Elev. 194 ft)
11:26 pm PDT Oct 17, 2026
7am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database