Sammamish, Washington Weather:
Monday, September 28, 2026
Sunny Weather
Day 70°
Night 41°
Precipitation 49 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (September 28, 2025)
Cloudy Weather

Day

73°

Night

57°

Wind

6 mph

UV Index

40

Precipitation

1 %