Harman US

Summerville, OR Weather & Growing Conditions

This Afternoon
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 71 in the afternoon. Northwest wind around 9 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 74°F Sunny 9 mph NW 4%
Tonight 44°F Mostly Clear 2 to 7 mph N 4%
Saturday 79°F Sunny 1 to 6 mph N 1%
Saturday Night 46°F Mostly Clear 1 to 6 mph N 0%
Sunday 82°F Sunny 2 mph E 0%
Sunday Night 49°F Mostly Clear 3 mph E 0%
Monday 84°F Sunny 5 mph SW 0%
Monday Night 49°F Mostly Clear 1 to 5 mph W 0%
Tuesday 81°F Sunny 1 to 7 mph SW 0%
Tuesday Night 46°F Partly Cloudy 2 to 7 mph NW 1%
Wednesday 78°F Sunny 1 to 5 mph W 0%
Wednesday Night 46°F Partly Cloudy 5 mph N 0%
Thursday 83°F Sunny 3 to 8 mph S 1%
Thursday Night 48°F Partly Cloudy 5 to 8 mph SW 4%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Summerville, OR

Last spring frost
May 24
First fall frost
Sep 18
Growing season
114 days
Hardiness zone
6b

Explore more for Summerville, OR: full frost dates · planting calendar · Oregon frost dates

Climate data from the nearest NOAA station, Elgin, Or (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.