National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Renton Municipal Airport (KRNT)

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

Overcast

64°F

18°C

Humidity 86%
Wind Speed SSE 3 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 29 Sep 04:53 PM PDT
Extended Forecast for

Renton WA

  • This Afternoon

    This Afternoon: Showers. Steady temperature around 65. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Showers

  • Tonight

    Tonight: Showers likely, mainly before 2am. Cloudy during the early evening, then gradual clearing, with a low around 54. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Rain likely, mainly after 3pm. Widespread haze between 10am and 11am. Increasing clouds, with a high near 70. Light and variable wind becoming south 8 to 13 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Haze then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 55. South southeast wind 9 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Rain

  • Wednesday

    Wednesday: Rain likely before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 68. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 54. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Showers

  • Thursday

    Thursday: Showers. High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Partly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Showers. Steady temperature around 65. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly before 2am. Cloudy during the early evening, then gradual clearing, with a low around 54. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly after 3pm. Widespread haze between 10am and 11am. Increasing clouds, with a high near 70. Light and variable wind becoming south 8 to 13 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 55. South southeast wind 9 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 68. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers. Low around 54. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers. High near 64. Chance of precipitation is 80%.
Thursday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 53.
Friday
A slight chance of showers. Partly sunny, with a high near 66.
Friday Night
A chance of showers. Mostly cloudy, with a low around 52.
Saturday
A chance of showers. Partly sunny, with a high near 64.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Renton WA
 47.49°N 122.22°W (Elev. 82 ft)
Last Update:
2:25 pm PDT Sep 29, 2025
Forecast Valid:
5pm PDT Sep 29, 2025-6pm PDT Oct 6, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation