Pasco, Washington Weather:
Monday, September 21, 2026
Sunny Weather
Day 84°
Night 54°
Precipitation 1 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Partly Sunny with Showers

Day

77°

Night

45°

Wind

12 mph

UV Index

20

Precipitation

87 %