Wallace Falls State Park Weather Forecast
- 47
- 61
Chance Rain
- 48
- 62
Chance Rain Showers
- 51
- 65
Chance Rain
- 52
- 61
Chance Rain
- 52
- 64
Slight Chance Rain
- 56
- 69
Partly Sunny
Today 4 Sep Cascades of Snohomish and Northern King Counties
Mostly cloudy. A chance of Showers in the morning. A chance of Thunderstorms and a slight chance of snow Showers in the afternoon. Snow level near 7000 feet. No snow accumulation. Afternoon pass Temperatures in the mid 50s. Light wind.
Tonight 4 Sep Cascades of Snohomish and Northern King Counties
Mostly cloudy. A chance of Showers, snow Showers and a slight chance of Thunderstorms in the Evening, then a slight chance of Showers late in the evening. A slight chance of Showers in the morning. Snow level near 7500 feet. Lows around 40. Light wind.
Wallace Falls State Park Temperature Statistics
September Temperature
Everett Snohomish County (28 miles)
Lowest 1 September, 2026
55.9 °FAverage September
61.3 °FHighest 1 September, 2026
69.1 °F
Climate (2021–2026)
Everett Snohomish County (28 miles)
Average Low 2021–2026
46.5 °FAverage 2021–2026
52.6 °FAverage High 2021–2026
59.2 °F