Sammamish, Washington Weather:
Thursday, September 24, 2026
Cloudy Weather
Day 66°
Night 48°
Precipitation 25 %
Wind 4 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (September 24, 2025)
Sunny Weather

Day

75°

Night

48°

Wind

4 mph

UV Index

40

Precipitation

1 %