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Elgin, OR Weather & Growing Conditions

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

Tonight
28°F
Patchy Fog then Patchy Freezing Fog
Patchy fog before 10pm, then patchy freezing fog. Partly cloudy. Low around 28, with temperatures rising to around 30 overnight. North wind around 1 mph.

7-day forecast for Elgin

WhenTempForecastWindPrecip
Tonight 28°F Patchy Fog then Patchy Freezing Fog 1 mph N 1%
Wednesday 57°F Patchy Freezing Fog then Sunny 1 mph E 1%
Wednesday Night 32°F Patchy Fog 2 mph SW 54%
Thursday 53°F Chance Rain Showers then Partly Sunny 0 to 5 mph W 54%
Thursday Night 29°F Partly Cloudy 0 to 5 mph SE 6%
Friday 55°F Partly Sunny 5 to 9 mph S 11%
Friday Night 34°F Mostly Cloudy 5 to 12 mph S 7%
Saturday 62°F Mostly Sunny 5 to 15 mph S 2%
Saturday Night 39°F Mostly Cloudy 12 to 20 mph S 13%
Sunday 59°F Slight Chance Rain Showers 2 to 12 mph SW 15%
Sunday Night 34°F Mostly Cloudy 2 mph E 12%
Monday 59°F Partly Sunny then Slight Chance Rain Showers 1 mph S 17%
Monday Night 35°F Slight Chance Rain Showers then Mostly Cloudy 2 mph SW 17%
Tuesday 61°F Slight Chance Rain Showers 1 to 5 mph S 24%

Forecast source: National Weather Service (api.weather.gov) for Elgin (45.565, -117.921). Updated through the day.

Growing snapshot for Elgin

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

More local growing data for Elgin: nearby ZIP 97827 weather · frost dates · planting calendar · Oregon frost dates

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Climate data from the nearest NOAA station, Elgin, Or (4.7 mi from Elgin). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.