Dunthorpe, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dunthorpe, a community in Clackamas County, Oregon.
This Afternoon
60°F
Mostly Cloudy
Mostly cloudy. High near 60, with temperatures falling to around 56 in the afternoon. Northeast wind around 3 mph.
7-day forecast for Dunthorpe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 60°F | Mostly Cloudy | 3 mph NE | 6% |
| Tonight | 41°F | Areas Of Fog | 1 mph NE | 5% |
| Wednesday | 58°F | Areas Of Fog then Chance Light Rain | 2 mph S | 49% |
| Wednesday Night | 49°F | Light Rain | 5 mph SSW | 94% |
| Thursday | 59°F | Slight Chance Light Rain then Partly Sunny | 3 mph SSW | 23% |
| Thursday Night | 47°F | Patchy Fog then Chance Light Rain | 1 mph SSE | 48% |
| Friday | 59°F | Chance Light Rain | 2 mph SSE | 48% |
| Friday Night | 48°F | Slight Chance Light Rain | 1 mph SSE | 18% |
| Saturday | 63°F | Partly Sunny then Slight Chance Light Rain | 1 mph S | 15% |
| Saturday Night | 51°F | Light Rain Likely | 1 to 8 mph S | 70% |
| Sunday | 59°F | Light Rain Likely | 1 to 7 mph SSW | 70% |
| Sunday Night | 47°F | Areas Of Fog | 1 mph SSW | 18% |
| Monday | 59°F | Areas Of Fog then Chance Light Rain | 2 mph SSE | 44% |
| Monday Night | 48°F | Chance Light Rain | 2 mph SSE | 48% |
Forecast source: National Weather Service (api.weather.gov) for Dunthorpe (45.441, -122.659). Updated through the day.
Growing snapshot for Dunthorpe
Last spring frost
Mar 18
First fall frost
Nov 18
Growing season
244 days
Hardiness zone
9a
More local growing data for Dunthorpe: nearby ZIP 97034 weather · frost dates · planting calendar · Oregon frost dates
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Climate data from the nearest NOAA station, Oregon City, Or (5.4 mi from Dunthorpe). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.