Richland, Washington Weather:
Wednesday, December 16, 2026
Rainy Weather
Day 43°
Night 34°
Precipitation 94 %
Wind 19 mph
Weather Forecast History
Last Year's Weather on This Day (December 16, 2025)
Rainy Weather

Day

63°

Night

46°

Wind

11 mph

UV Index

1

Precipitation

84 %