Gresham, OR Weather & Growing Conditions
Today
77°F
Mostly Sunny
Mostly sunny, with a high near 77. Northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Mostly Sunny | 5 mph NW | 0% |
| Tonight | 52°F | Mostly Clear | 2 mph WNW | 0% |
| Sunday | 80°F | Sunny | 5 mph WNW | 0% |
| Sunday Night | 53°F | Mostly Clear | 5 mph WNW | 0% |
| Monday | 74°F | Mostly Sunny | 5 mph WNW | 0% |
| Monday Night | 53°F | Partly Cloudy | 5 mph NW | 0% |
| Tuesday | 71°F | Mostly Sunny | 5 mph NW | 0% |
| Tuesday Night | 49°F | Partly Cloudy | 5 mph N | 0% |
| Wednesday | 70°F | Partly Sunny | 5 mph NNW | 1% |
| Wednesday Night | 51°F | Mostly Cloudy | 3 mph NNE | 2% |
| Thursday | 69°F | Partly Sunny | 2 to 6 mph NNW | 9% |
| Thursday Night | 50°F | Mostly Cloudy | 6 mph NW | 10% |
| Friday | 67°F | Partly Sunny | 6 mph WNW | 10% |
| Friday Night | 48°F | Partly Cloudy | 6 mph NNE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gresham, OR
Last spring frost
Mar 16
First fall frost
Nov 20
Growing season
250 days
Hardiness zone
8b
Explore more for Gresham, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Portland Troutdale Ap, Or (5.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.