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Weston, OR Weather & Growing Conditions

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

Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind 2 to 7 mph.

7-day forecast for Weston

WhenTempForecastWindPrecip
Tonight 52°F Mostly Clear 2 to 7 mph S 1%
Saturday 75°F Sunny 2 to 8 mph W 0%
Saturday Night 52°F Mostly Clear 2 to 7 mph SE 0%
Sunday 77°F Sunny 3 to 7 mph N 0%
Sunday Night 54°F Mostly Clear 7 mph E 0%
Monday 79°F Sunny 3 to 8 mph SW 0%
Monday Night 55°F Mostly Clear 6 mph S 0%
Tuesday 75°F Sunny 6 mph SW 0%
Tuesday Night 53°F Partly Cloudy 3 to 7 mph S 0%
Wednesday 71°F Sunny 3 to 8 mph W 0%
Wednesday Night 52°F Partly Cloudy 6 mph SE 1%
Thursday 75°F Sunny 6 mph W 1%
Thursday Night 55°F Partly Cloudy 3 to 7 mph S 5%
Friday 71°F Mostly Sunny 6 to 9 mph SW 6%

Forecast source: National Weather Service (api.weather.gov) for Weston (45.815, -118.426). Updated through the day.

Growing snapshot for Weston

Last spring frost
Mar 25
First fall frost
Oct 29
Growing season
218 days
Hardiness zone
7a

More local growing data for Weston: nearby ZIP 97813 weather · frost dates · planting calendar · Oregon frost dates

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Climate data from the nearest NOAA station, Milton Freewater, Or (8.4 mi from Weston). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.