Kennewick, Washington Weather:
Saturday, September 12, 2026
Sunny Weather
Day 84°
Night 57°
Precipitation 0 %
Wind 0 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (September 12, 2025)
Night

Day

84°

Night

59°

Wind

6 mph

Precipitation

1 %