Renton, Washington Weather:
Monday, May 18, 2026
Partly Sunny with Showers
Day 61°
Night 46°
Precipitation 56 %
Wind 7 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (May 18, 2025)
Partly Sunny with Showers

Day

61°

Night

48°

Wind

7 mph

UV Index

8

Precipitation

55 %