Richland, Washington Weather:
Monday, September 28, 2026
Cloudy Weather
Day 75°
Night 50°
Precipitation 3 %
Wind 5 mph
UV Index (0 - 11+) 2
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 %