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Summit, OR Weather & Growing Conditions

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

This Afternoon
59°F
Partly Sunny
Partly sunny. High near 59, with temperatures falling to around 53 in the afternoon. West northwest wind around 2 mph.

7-day forecast for Summit

WhenTempForecastWindPrecip
This Afternoon 59°F Partly Sunny 2 mph WNW 4%
Tonight 38°F Areas Of Fog 2 mph SSE 4%
Wednesday 57°F Patchy Fog then Light Rain Likely 5 mph S 73%
Wednesday Night 45°F Light Rain then Patchy Fog 1 to 5 mph SW 96%
Thursday 58°F Patchy Fog then Partly Sunny 0 to 3 mph S 8%
Thursday Night 43°F Areas Of Fog then Chance Light Rain 2 mph SSE 38%
Friday 59°F Chance Light Rain 5 mph S 41%
Friday Night 44°F Slight Chance Light Rain then Areas Of Fog 2 mph SSE 20%
Saturday 63°F Mostly Cloudy then Chance Light Rain 2 to 6 mph S 26%
Saturday Night 47°F Light Rain Likely 5 to 14 mph SSW 66%
Sunday 57°F Light Rain Likely 2 to 9 mph SW 66%
Sunday Night 43°F Areas Of Fog 2 mph SE 20%
Monday 57°F Chance Light Rain 1 to 6 mph SSE 44%
Monday Night 44°F Chance Light Rain 1 to 5 mph S 52%

Forecast source: National Weather Service (api.weather.gov) for Summit (44.636, -123.577). Updated through the day.

Growing snapshot for Summit

Last spring frost
May 15
First fall frost
Oct 8
Growing season
145 days
Hardiness zone
8b

More local growing data for Summit: nearby ZIP 97326 weather · frost dates · planting calendar · Oregon frost dates

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Climate data from the nearest NOAA station, Corvallis Water Bureau, Or (13.6 mi from Summit). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.