WXSIM Forecast for: Renton Issued by: Saratoga-Weather.org

Updated: Tuesday, 13-Jan-2026 01:55 am

Rest of tonight Mostly Cloudy Tuesday Partly Cloudy Tuesday night Partly Cloudy Wednesday Partly Cloudy Wednesday night Partly Cloudy Thursday Partly Cloudy Thursday night Mostly Clear Friday Sunny Friday night Clear Saturday Sunny Low: 52° High: 62° Low: 42° High: 61° Low: 45° High: 61° Low: 40° High: 60° Low: 40° High: 61°                     SE 3 mph Light air ESE→N calm Calm N→SE calm Calm NNW calm Calm NNE 2 mph Light air NNE 5 mph Light breeze NNE 4 mph Light breeze NNE 3 mph Light air NE 2 mph Light air ENE→NNW calm Calm

Rest of tonight	Mostly cloudy to cloudy. Relatively mild. Low 52°. Wind southeast around 3 mph.
Tuesday	Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Mild. High 62°. Wind east-southeast near calm in the morning, becoming north in the afternoon.
Tuesday night	Partly cloudy in the evening, becoming fair after midnight. Low 42°. Wind north near calm in the evening, becoming southeast after midnight.
Wednesday	Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Mild. High 61°. Wind north-northwest near calm.
Wednesday night	Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 45°. Wind north-northeast around 2 mph.
Thursday	Partly cloudy in the morning, becoming mostly sunny in the afternoon. Mild. High 61°. Wind north-northeast around 5 mph.
Thursday night	Mostly clear in the evening, becoming clear after midnight. Low 40°. Wind north-northeast around 4 mph.
Friday	Sunny. Mild. High 60°. Wind north-northeast around 3 mph.
Friday night	Clear. Low 40°. Wind northeast around 2 mph.
Saturday	Sunny. Mild. High 61°. Wind east-northeast near calm in the morning, becoming north-northwest in the afternoon.

WXSIM forecast formatting script by Saratoga-Weather.org.