Steamboat Island Weather Forecast
- 35
- 50
Rain Likely
- 33
- 51
Rain Likely
- 33
- 51
Slight Chance Rain
- 34
- 53
Partly Sunny
- 36
- 53
Mostly Cloudy
- 35
- 56
Partly Sunny
Today 29 Oct Olympia and Southern Puget Sound
Partly sunny. Patchy fog in the morning. A chance of rain in the Morning, then a chance of rain Showers in the late morning and early afternoon. Rain Showers likely late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the upper 40s to mid 50s. South wind to 10 Mph in the morning becoming light.
Tonight 29 Oct Olympia and Southern Puget Sound
Mostly cloudy. A chance of Showers in the Evening, then a slight chance of Showers after midnight. Lows in the mid 30s to lower 40s. Light wind.
Steamboat Island Temperature Statistics
October Temperature
Shelton, Shelton Sanderson Field (9.9 miles)
Lowest 12 October, 2026
28.9 °FAverage October
51.4 °FHighest 16 October, 2026
77 °F
Climate (2021–2026)
Shelton, Shelton Sanderson Field (9.9 miles)
Average Low 2021–2026
41.7 °FAverage 2021–2026
51.3 °FAverage High 2021–2026
61.3 °F