Richland, Washington Weather:
Monday, September 28, 2026
Sunny Weather
Day 79°
Night 43°
Precipitation 2 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (September 28, 2025)
Cloudy Weather

Day

86°

Night

57°

Wind

4 mph

UV Index

40

Precipitation

0 %