Harman US

Coos Bay, OR Weather & Growing Conditions

Overnight
54°F
Areas Of Smoke
Areas of smoke and patchy fog. Mostly clear. Low around 54, with temperatures rising to around 56 overnight. Northeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 54°F Areas Of Smoke 5 mph NE 0%
Tuesday 84°F Smoke 2 to 8 mph NNE 0%
Tuesday Night 56°F Areas Of Smoke 1 to 7 mph NNW 0%
Wednesday 81°F Sunny 1 to 7 mph NW 0%
Wednesday Night 54°F Partly Cloudy 0 to 7 mph NNW 0%
Thursday 75°F Sunny 0 to 5 mph NNW 0%
Thursday Night 53°F Partly Cloudy 0 to 5 mph NNW 0%
Friday 76°F Sunny 0 to 6 mph N 0%
Friday Night 53°F Mostly Clear 0 to 6 mph N 0%
Saturday 74°F Sunny 0 to 8 mph N 0%
Saturday Night 52°F Partly Cloudy 1 to 8 mph N 0%
Sunday 70°F Sunny 1 to 9 mph N 0%
Sunday Night 52°F Partly Cloudy 1 to 9 mph N 0%
Monday 70°F Sunny 1 to 8 mph N 0%

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

Growing snapshot for Coos Bay, OR

Last spring frost
Feb 21
First fall frost
Dec 9
Growing season
294 days
Hardiness zone
9a

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

Climate data from the nearest NOAA station, North Bend Rgnl Ap, Or (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.