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Silvana, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Silvana, a community in Snohomish County, Washington.

Overnight
50°F
Mostly Cloudy
Mostly cloudy, with a low around 50. North northwest wind around 3 mph.

7-day forecast for Silvana

WhenTempForecastWindPrecip
Overnight 50°F Mostly Cloudy 3 mph NNW 0%
Saturday 72°F Partly Sunny 1 to 6 mph WNW 0%
Saturday Night 49°F Mostly Clear 1 to 5 mph NW 0%
Sunday 71°F Partly Sunny 1 to 7 mph NW 0%
Sunday Night 49°F Partly Cloudy 1 to 7 mph NNW 0%
Monday 71°F Mostly Sunny 1 to 6 mph WNW 0%
Monday Night 50°F Partly Cloudy 1 to 6 mph NNW 1%
Tuesday 68°F Partly Sunny 1 to 6 mph NNW 1%
Tuesday Night 49°F Mostly Cloudy 2 to 6 mph N 13%
Wednesday 68°F Partly Sunny then Slight Chance Light Rain 5 mph SSW 17%
Wednesday Night 50°F Slight Chance Light Rain then Mostly Cloudy 1 to 5 mph NW 17%
Thursday 66°F Mostly Cloudy then Slight Chance Light Rain 1 to 7 mph NW 17%
Thursday Night 48°F Slight Chance Light Rain 2 to 7 mph NW 20%
Friday 65°F Slight Chance Light Rain then Partly Sunny 2 to 6 mph NW 20%

Forecast source: National Weather Service (api.weather.gov) for Silvana (48.202, -122.246). Updated through the day.

Growing snapshot for Silvana

Last spring frost
Apr 22
First fall frost
Oct 19
Growing season
181 days
Hardiness zone
8b

More local growing data for Silvana: nearby ZIP 98292 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Arlington, Wa (8.3 mi from Silvana). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.