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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
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.