Harman US

Summerville, OR Weather & Growing Conditions

This Afternoon
55°F
Slight Chance Rain Showers
A slight chance of rain showers before 4pm. Cloudy. High near 55, with temperatures falling to around 49 in the afternoon. Southeast wind 2 to 6 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 55°F Slight Chance Rain Showers 2 to 6 mph SE 15%
Tonight 30°F Patchy Fog then Patchy Freezing Fog 5 mph N 2%
Wednesday 57°F Patchy Freezing Fog then Sunny 2 mph NE 1%
Wednesday Night 33°F Patchy Fog 3 mph SW 52%
Thursday 53°F Chance Rain Showers then Partly Sunny 0 to 5 mph SW 52%
Thursday Night 31°F Partly Cloudy 0 to 9 mph SE 6%
Friday 55°F Partly Sunny 7 to 12 mph S 11%
Friday Night 36°F Mostly Cloudy 7 to 16 mph S 7%
Saturday 61°F Mostly Sunny 9 to 22 mph S 2%
Saturday Night 40°F Mostly Cloudy 17 to 25 mph S 12%
Sunday 59°F Slight Chance Rain Showers 2 to 17 mph SW 15%
Sunday Night 35°F Mostly Cloudy 3 mph NE 12%
Monday 59°F Partly Sunny then Slight Chance Rain Showers 0 to 3 mph SE 16%
Monday Night 36°F Slight Chance Rain Showers 0 to 5 mph SW 16%

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 Nov 4, 2026.