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Siletz, OR Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Siletz, a city in Lincoln County, Oregon.

Today
70°F
Areas Of Fog then Partly Sunny
Areas of fog before 10am. Partly sunny. High near 70, with temperatures falling to around 67 in the afternoon. North wind 0 to 7 mph.

7-day forecast for Siletz

WhenTempForecastWindPrecip
Today 70°F Areas Of Fog then Partly Sunny 0 to 7 mph N 0%
Tonight 49°F Patchy Fog 1 to 6 mph NNW 0%
Sunday 70°F Patchy Fog then Partly Sunny 1 to 10 mph NNW 0%
Sunday Night 50°F Mostly Cloudy 3 to 10 mph NNW 0%
Monday 70°F Partly Sunny 3 to 12 mph NNW 0%
Monday Night 49°F Partly Cloudy 2 to 12 mph N 0%
Tuesday 68°F Mostly Sunny 2 to 10 mph NNW 0%
Tuesday Night 46°F Partly Cloudy then Areas Of Fog 0 to 10 mph NNW 0%
Wednesday 68°F Areas Of Fog then Partly Sunny 0 to 6 mph NNW 1%
Wednesday Night 48°F Mostly Cloudy then Patchy Fog 0 to 6 mph NNW 2%
Thursday 67°F Partly Sunny then Slight Chance Light Rain 0 to 10 mph N 15%
Thursday Night 47°F Slight Chance Light Rain then Mostly Cloudy 2 to 10 mph NNW 15%
Friday 66°F Mostly Sunny 2 to 10 mph NNW 10%
Friday Night 46°F Partly Cloudy 1 to 10 mph N 4%

Forecast source: National Weather Service (api.weather.gov) for Siletz (44.722, -123.919). Updated through the day.

Growing snapshot for Siletz

Last spring frost
Mar 12
First fall frost
Dec 10
Growing season
271 days
Hardiness zone
9a

More local growing data for Siletz: nearby ZIP 97380 weather · frost dates · planting calendar · Oregon frost dates

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Climate data from the nearest NOAA station, Newport 3N, Or (9.4 mi from Siletz). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.