Elgin, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Elgin, a city in Union County, Oregon.
This Afternoon
54°F
Sunny
Sunny. High near 54, with temperatures falling to around 46 in the afternoon. West wind around 1 mph.
7-day forecast for Elgin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Sunny | 1 mph W | 0% |
| Tonight | 35°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph SW | 46% |
| Thursday | 51°F | Chance Rain Showers then Mostly Sunny | 0 to 3 mph SW | 46% |
| Thursday Night | 27°F | Mostly Clear | 0 mph | 0% |
| Friday | 55°F | Partly Sunny | 0 to 8 mph S | 3% |
| Friday Night | 34°F | Mostly Cloudy | 5 to 10 mph S | 3% |
| Saturday | 62°F | Sunny | 5 to 15 mph S | 0% |
| Saturday Night | 38°F | Partly Cloudy | 10 to 20 mph S | 12% |
| Sunday | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 1 to 10 mph SW | 15% |
| Sunday Night | 33°F | Slight Chance Rain Showers then Mostly Cloudy | 1 mph N | 15% |
| Monday | 57°F | Mostly Cloudy | 1 mph S | 6% |
| Monday Night | 34°F | Mostly Cloudy then Slight Chance Rain Showers | 1 mph SW | 16% |
| Tuesday | 60°F | Slight Chance Rain Showers | 1 to 5 mph S | 24% |
| Tuesday Night | 36°F | Slight Chance Rain Showers | 2 to 12 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 5, 2026.