Kennewick, Washington Weather:
Monday, September 28, 2026
Cloudy Weather
Day 73°
Night 54°
Precipitation 3 %
Wind 5 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (September 28, 2025)
Cloudy Night

Day

82°

Night

57°

Wind

6 mph

Precipitation

2 %