Harman US

Helix, OR Weather & Growing Conditions

This Afternoon
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 72 in the afternoon. West wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 74°F Sunny 6 mph W 1%
Tonight 49°F Mostly Clear 2 to 6 mph S 1%
Saturday 75°F Sunny 2 to 7 mph SW 0%
Saturday Night 50°F Mostly Clear 5 mph E 0%
Sunday 77°F Sunny 3 to 7 mph N 0%
Sunday Night 54°F Mostly Clear 5 mph SE 0%
Monday 79°F Sunny 6 mph SW 0%
Monday Night 52°F Mostly Clear 6 mph SW 0%
Tuesday 75°F Sunny 5 to 8 mph SW 0%
Tuesday Night 50°F Mostly Clear 5 to 8 mph SW 0%
Wednesday 72°F Sunny 7 mph W 0%
Wednesday Night 50°F Partly Cloudy 5 mph S 0%
Thursday 74°F Sunny 6 mph W 1%
Thursday Night 51°F Partly Cloudy 6 mph SW 13%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Helix, OR

Last spring frost
May 12
First fall frost
Sep 27
Growing season
135 days
Hardiness zone
7a

Explore more for Helix, OR: full frost dates · planting calendar · Oregon frost dates

Climate data from the nearest NOAA station, Pendleton Branch Exp Stn, Or (14.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.