Richland, Washington Weather:
Thursday, December 10, 2026
Rainy Weather
Day 41°
Night 34°
Precipitation 49 %
Wind 22 mph
Weather Forecast History
Last Year's Weather on This Day (December 10, 2025)
Partly Sunny with Showers

Day

70°

Night

59°

Wind

21 mph

UV Index

2

Precipitation

80 %