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

Updated: Wednesday, 22-Apr-2026 10:55 am

This afternoon Cloudy Tonight Mostly Cloudy Thursday Mostly Cloudy Thursday night Clear Friday Mostly Sunny Friday night Fair Saturday Mostly Sunny Saturday night Partly Cloudy Sunday Thunder storm Sunday night Thunder storm <.1 in. <.1 in. <.1 in. <.1 in. High: 61° Low: 52° High: 64° Low: 44° High: 68° Low: 45° High: 69° Low: 47° High: 71° Low: 47°                     S 8-17 mph Moderate breeze S 7-16 mph Moderate breeze S→NW 4 mph Light breeze N 2 mph Light air N 6-17→10-19 mph Fresh breeze N→ENE 2-16 mph Moderate breeze N 4→8-17 mph Moderate breeze ENE 2 mph Light air WSW→SSE 3 mph Light air SSE 4 mph Light breeze

This afternoon	Cloudy. A slight chance of rain. High 61°. Wind south around 8 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Tonight	Mostly cloudy to cloudy. Low 52°. Wind south around 7 mph, gusting to 16 mph.
Thursday	Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 64°. Wind south around 4 mph in the morning, becoming northwest in the afternoon.
Thursday night	Fair in the evening, becoming clear after midnight. Low 44°. Wind north around 2 mph.
Friday	Sunny in the morning, becoming mostly sunny in the afternoon. Mild. High 68°. Wind north around 6 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon.
Friday night	Fair. Low 45°. Wind north around 2 mph, gusting to 16 mph, in the evening, becoming east-northeast after midnight.
Saturday	Sunny in the morning, becoming partly to mostly sunny in the afternoon. Mild. High 69°. Wind north around 4 mph in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon.
Saturday night	Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Low 47°. Wind east-northeast around 2 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Sunday	Partly cloudy. A slight chance of rain. Scattered thundershowers possible. Mild. High 71°. Wind west-southwest around 3 mph in the morning, becoming south-southeast in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Sunday night	Mostly cloudy in the evening, becoming fair to partly cloudy after midnight. A slight chance of rain. Scattered thundershowers possible. Low 47°. Wind south-southeast around 4 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.

WXSIM forecast formatting script by Saratoga-Weather.org.