I-405 WA weather conditions near Renton, Washington
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Rain 46°F 2025-12-21T16:45:00 
This Afternoon 2025-12-21, Rain. Rain. High near 48. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.Tonight 2025-12-21, Rain Likely then Chance Rain. Rain likely, mainly before 9pm. Mostly cloudy, with a low around 41. South wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday 2025-12-22, Chance Rain then Rain. Rain, mainly after 3pm. High near 49. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night 2025-12-22, Rain then Chance Rain. Rain, mainly before 10pm. Low around 40. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday 2025-12-23, Chance Rain then Mostly Cloudy. A 30 percent chance of rain before 10am. Mostly cloudy, with a high near 48. South wind around 6 mph.
Tuesday Night 2025-12-23, Chance Rain then Rain Likely. Rain likely, mainly after 4am. Cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday 2025-12-24, Rain Likely. Rain likely, mainly before 4pm. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.Wednesday Night 2025-12-24, Slight Chance Rain then Mostly Cloudy. A slight chance of rain before 10pm. Mostly cloudy, with a low around 36.
Christmas Day 2025-12-25, Chance Rain. A chance of rain. Mostly cloudy, with a high near 44.- Thursday Night 2025-12-25, Chance Rain. A chance of rain. Mostly cloudy, with a low around 36.
- Friday 2025-12-26, Chance Rain. A chance of rain. Mostly cloudy, with a high near 45.
- Friday Night 2025-12-26, Chance Rain. A chance of rain. Mostly cloudy, with a low around 37.
- Saturday 2025-12-27, Chance Rain. A chance of rain. Mostly cloudy, with a high near 47.
- Saturday Night 2025-12-27, Chance Rain. A chance of rain. Mostly cloudy, with a low around 39.
- Sunday 2025-12-28, Chance Rain. A chance of rain. Mostly cloudy, with a high near 49.