Sammamish Weather Forecast
- 46
- 60
Rain Showers
- 46
- 62
Rain Showers
- 46
- 60
Rain Showers
- 45
- 66
Chance Rain Showers
- 46
- 67
Slight Chance Rain Showers
- 47
- 67
Chance Rain Showers
- 46
- 65
Partly Sunny
Today 18 May Eastside
Partly sunny. A chance of Showers in the Morning, then a slight chance of Showers in the afternoon. Highs near 60. South wind around 10 Mph in the morning becoming light.
Tonight 18 May Eastside
Mostly cloudy. A chance of Showers in the morning. Lows in the mid to upper 40s. Light wind becoming south around 10 Mph after midnight.
Sammamish Temperature Statistics
May Temperature
Renton Municipal Airport (11.8 miles)
Lowest 4 May, 2025
41.6 °FAverage May
56.5 °FHighest 6 May, 2025
78.7 °F
Climate (2020–Present)
Renton Municipal Airport (11.8 miles)
Average Low 2020–2025
47.2 °FAverage 2020–2025
54.3 °FAverage High 2020–2025
62 °F